If you give children a reward for doing something they already enjoy doing, they will subsequently like that activity

(a) more, (b) the same, or (c) less.

Suppose an authority figure asks college students to administer near-lethal* electric shocks to another student who has not harmed them in any way. What percentage of these students will agree to do it?

*lethal: may cause death

When a business or governmental agency is faced with an important choice it is always better to have a group of people make the decision, because “two heads are better than one”:

(a) true (b) false.

You ask someone you know to do you a favor—for example, to lend you 100 TL —and he or she agrees. As a result of doing you this favor, the person will probably like you

(a) more, (b) the same, or (c) less.