"Do my results have any relevance to situations and populations not used in my experiment?"

According to cognitive models of anxiety, such as Borkovec, Alcaine and Behar's model, why do people continue to worry despite the fact that it is unproductive?

a. They have a superstition that worry will lead to symptom reduction. b. Classical conditioning has led to an association between worry and cognitive stability. c. The worry is reinforced by a temporary reduction in uncomfortable physiological sensations. d. The worry results from activation of the superego in order to punish oneself for past misdeeds.

You come from a large family in which you and your siblings get along very well. Your neighbor knows you well and has two sons aged 8 and 10 years. She tells you that she is concerned because her boys "fight and bicker constantly."

What would you tell her? a. Sibling conflict reaches its peak in middle childhood. b. She should probably seek counseling for her boys. They are doomed to have serious conflict their entire lives. c. Sibling conflict is much worse with girls; she should count herself lucky. d. Children rarely fight in middle childhood; she must be imagining it.