Your teacher has given each student the name of a key figure in the history of psychology. The assignment is to describe a significant contribution made by this person and to describe its relevance

. If your historical figure is Hermann Ebbinghaus, what will you report to the class?
a) His research illustrated the concepts of the curve of forgetting and distributed practice.
b) He created the first police lineup, so when we watch police shows we are watching his contribution in action.
c) He developed the learning procedure known as paired-associate learning.
d) While studying memory in children, he was the first to observe the limits of memory, which today is known as the magic number seven, plus or minus two.

ANS: a