Which of the Following Is an Example of Stimulus Generalization

Multiple Choice

Which of the following is an example of stimulus generalization in operant conditioning?

A) You get a good grade by studying a certain way for your sociology class, so you use the same study technique for your psychology class.
B) Your history professor focuses on vocabulary words, so you memorize words for that class, but not other classes.
C) You react emotionally when your boyfriend or girlfriend gives you an unexpected gift.
D) You try several different methods of studying for your psychology exam, not just one.