If you had one important message about memory improvement that you could convey to a friend, what should it be?

a. The total amount of time you spend practicing the items is more important than the study techniques that you use.
b. Interactive images are more effective than non-interactive images.
c. Use the first-letter mnemonic whenever possible.
d. Try to think about your memory strategies, plan how to study, and monitor whether you understand material.

Ans: d