There is a sentence that is missing in the paragraph below. Look at the paragraph and decide where (option 1, 2, 3, or 4) the following sentence would best fit.
Paragraph: ___ (1) ___ . The dual-inheritance theory says that inheritance is itself an evolutionary system. It has variation. What makes us a new kind of animal, and so different and successful as a species, is we rely heavily on social learning, to the point where socially acquired information is effectively a second line of inheritance, the first being our genes. ____ (2) ____ . People tend to home in on who seems to be the smartest or most successful person around, as well as what everybody seems to be doing the majority of people have something worth learning. ___ (3) ___When you repeat this process over time, you can get, around the world, cultural packages beliefs or behaviours or technology or other solutions that are adapted to the local conditions. People have different psychologies, effectively. ___ (4) ___ .
Sentence:
Sentence: When people socially learn from each other, they often learn without understanding why what they're copying-the beliefs and behaviours and technologies and know-how-works.
There is a sentence that is missing in the paragraph below. Look at the paragraph and decide where (option 1, 2, 3, or 4) the following sentence would best fit.
Paragraph: ___ (1) ___ . The dual-inheritance theory says that inheritance is itself an evolutionary system. It has variation. What makes us a new kind of animal, and so different and successful as a species, is we rely heavily on social learning, to the point where socially acquired information is effectively a second line of inheritance, the first being our genes. ____ (2) ____ . People tend to home in on who seems to be the smartest or most successful person around, as well as what everybody seems to be doing the majority of people have something worth learning. ___ (3) ___When you repeat this process over time, you can get, around the world, cultural packages beliefs or behaviours or technology or other solutions that are adapted to the local conditions. People have different psychologies, effectively. ___ (4) ___ .
Sentence:
Sentence: When people socially learn from each other, they often learn without understanding why what they're copying-the beliefs and behaviours and technologies and know-how-works.
Solution
From passage: "socially acquired information is effectively a second line of inheritance, the first being our genes"
The key is following the logical flow: dual-inheritance theory -> social learning as second inheritance -> how social learning works -> who people learn from.
My thought process: The missing sentence explains how social learning works (copying without understanding why). This naturally fits after introducing social learning but before explaining who people choose to learn from.
Position 1 -> too early, needs context first
Position 2 -> explains how social learning works after introducing the concept
Position 3 -> flow already moving to results of repeated learning
Position 4 -> too late, passage already concluding
๐ด Option 1 -> context-shift -> jumps into how social learning works before explaining what social learning is in dual-inheritance theory
๐ข Option 2 -> perfect flow -> introduces social learning concept -> explains how it works (copying without understanding) -> explains who people learn from
๐ Option 3 -> timing-error -> paragraph already moving to results of repeated learning process, not explaining the basic mechanism
๐ด Option 4 -> conclusion-error -> sentence about learning mechanism doesn't work as final thought about different psychologies
Answer: Option 2 - Creates smooth bridge between introducing social learning and explaining learning targets.