Who of the following is among a group that seems to have a disproportionate risk for bipolar disorder?

You receive in the mail a great money-saving credit card offer, complete with a rewards program. You read on further to find that the one dollar for every mile flown may not be such a great offer after all, since getting a $500 airline ticket only happens after you acquire 25,000 miles or spend $25,000. This is a ________ schedule.

Fill in the blank(s) with the appropriate word(s).

People are especially likely to use analogies effectively in problem solving

a. when they are well trained in means-ends analysis. b. when they have been trained to pay attention to structural similarities. c. when they are working on an ill-defined problem. d. when they are trying to solve a problem that is unrelated to other problems they have recently solved.