Which of the following offers the best explanation of the fact that contacts with acquaintances decline over the course of adulthood while those with family and close friends increase?
a. socioemotional selectivity theory
b. disengagement theory
c. social network theory
d. activity theory

Which of the following best describes the term capitalism? it is a concept that holds, at a minimum, that all people are entitled to equal protection under the law. it is an economic system based on the private ownership of wealth-producing property. it is a set of political beliefs that include the advocacy of active government. it is an intrinsic property which measures the disregard for material possessions. it is a more popular term for the set of political beliefs known as liberalism.