People who are extremely sensitive to emotional events tend to protect themselves from threatening thoughts through

Ted and Ned are monozygotic twins in their early 40s. They are both divorced. Which of the following is a genetic factor that might have influenced both twins to divorce?

a. personality b. economic status c. age d. conflict resolution style

Children oven overextend deliberately because they

A) have favorite words. B) have not acquired a suitable word. C) find the error humorous. D) apply new words too narrowly.