Many times, in social psychological research, it is often the case that when external validity is high, there is a trade-off, and _________ is low

There are gender differences in how friendships are established during middle adulthood, with women being more likely to consider reciprocity as the most important feature of friendships

Whereas men are more likely to have friends based on similarity. Indicate whether the statement is true or false

Which is NOT an important source of explanations about the meaning of physical symptoms?

a. an individual's mood b. an individual's expectations c. situational factors d. an individual's attachment style