Burt witnesses a mugging on a crowded bus but does nothing to help the victim. When later asked by the police to explain his inaction, Burt says that he figured someone else would help the victim. Burt has cited which explanation for the bystander effect?

Developing structures generally are most vulnerable to damage from environmental factors during the ____ of prenatal development.

a. germinal stage b. embryonic stage c. fetal stage d. last two months

The __________ fallacy is the claim that traits and behaviors can be explained entirely through genetics

a. naturalistic b. deterministic c. evolutionary d. predispositional