A trait that has been selected for because it increases the reproductive fitness of the organism is a(n):

Excessive guilt, shame, or sense of worthlessness constitutes which of the following?

extrinsic motivations intrinsic motivations internalizing problems externalizing problems

According to formal ethical principles, research participants should be aware of what they

are about to do in order to volunteer for research participation. This is the basis of __________ . Fill in the blanks with correct word