Animal and Human Studies Show That When Females Are Isolated

Animal and human studies show that when females are isolated, unsupported, and in social distress, they exhibit elevated levels of the hormone _______.

A) cortisol, which, in turn, increases their tendency to seek out social contact.
B) oxytocin, which, in turn, increases their tendency to seek out social contact.
C) cortisol, which, in turn, increases their preparation for "fight or flight."
D) oxytocin, which, in turn, increases their preparation for "fight or flight."