1. other theories existed, but the widespread explanation for individual differences was that differences in heredity accounted for them.

2. also, inborn, it was believed, were such traits as trutfulness, honesty.

3. among them, she paid particular attention to the number of years a person stays with a job.

4, that in turn means you forget less of what you hear and learn more from what is said.

5. the trojans, watching from the top of their city wall, were puzzled.