One infant attachment style identified by Ainsworth, Blehar, Waters, and Wall (1978) involved infants who appeared as though they were not concerned with the absence or presence of their mothers. The name given to this style was ______.

The behaviorist perspective was pioneered by __________, who was first to argue that psychological research should seek the laws that govern observable behavior across species

FIll in the blank with correct word.

When we are in a ________ mood, we are more likely to buy an item in an automatic, unconscious way. When we are in a ________ mood, we are probably making a conscious decision to purchase an item in the hopes that it will make us feel better

a. positive; negative b. negative; positive c. positive; positive d. negative; negative