Exchange theory is primarily concerned with the issue of societal maintenance and social equilibrium

Research on homosexual couples suggests that

a. there are significant differences between gay and heterosexual relationships. b. gay relationships are more prone to breakups than heterosexual marriages. c. gays of both genders face more barriers to dissolution. d. gays report more sexual satisfaction than heterosexuals in their relationships.

The memory system that maintains information for extended periods of time is called:

a. sensory memory b. long-term memory c. short-term memory d. associative memory