Which contains the least amount of xanthines?

When learning complex information that is quite lengthy, it is best to break the learning sessions into a series of short sessions. This memory strategy is called

a. whole learning. b. serial positioning. c. partial encoding. d. the progressive-part method.

Which of the following did Allport believe could be used to gain important information about a person’s personality?

A) diaries B) autobiographies C) letters D) all of the above