Opposite-sex twins are, by definition, dizygotic

Most couple therapists concentrate on ______

a. exploring the marital partners' childhoods to understand the source of the current conflicts b. desensitization techniques to help the marital partners become more tolerant of each other c. changing the behavior of the person in the marriage who is the source of the couple's problems d. improving the couple's patterns of communications and mutual expectations

According to the ideas presented by Jean Piaget, older adulthood, like childhood, involves learning to accommodate, rather than assimilate, life experiences into one's sense of self-identity

Indicate whether the statement is true or false