If You Learn Four Sets of Material That Are Similar

Multiple Choice

If you learn four sets of material that are similar to one another (for example, four European languages) , you are more likely to forget them than if you had learned four entirely different kinds of information (for example, French, botany, geography, and chess) . Why are you more likely to forget the similar sets of information?

A) interference
B) amnesia
C) serial-order effect
D) context-dependent memory