The DSM-IV-TR identifies dissociative identity disorder as

One of the most reliable sleep disturbances associated with depression is________________.

Fill in the blank(s) with the appropriate word(s).

Which of the following students has the best understanding about how to apply the distributed-practice effect?

a. Shannon: "Your memory is better if you associate each item in a list with a specific geographic location, but your mental image must leave sufficient space between these locations." b. Akiko: "It's best to repeat one item over and over for at least a minute, then rest, and then continue this pattern with subsequent items." c. Derrick: "It's best to take breaks between your study sessions, so that your learning trials are spread across time." d. Joaquim: "When you want to learn a list of word pairs, put a blank space next to each item, and then fill in the blank with another member of each word pair."