The observation that infant attachment occurs in a variety of cultures supports the idea that ______ play(s) a role in attachment

Depression is more likely to be a shared tendency between identical twins than between fraternal twins. This most clearly supports explanations of this mood disorder from a____ perspective.

A) learned helplessness B) biological C) social-cognitive D) explanatory style perspective

Which of the following statements best describes political development during emerging adulthood?

a. Emerging adults tend to have higher political participation in comparison to adults. b. This generation of emerging adults tends to have higher political participation compared to previous generations of young people. c. Emerging adults tend to be skeptical of the motivations of politicians. d. Emerging adults tend to be less likely than older adults to be involved in organizations devoted to particular issues, such as efforts against war and racism.