John labored long hours to master calculus. However, a year later when he took a more advanced course, he found that it did not take him very long to re-master what he had learned the previous year. This is an example of which memory process?

In __________________ based addictions, the body becomes so accustomed to functioning in the presence of a drug that it cannot function without it.

A. psychologically B. physiologically C. environmentally d. socially

Which of the following questions is most likely to appear first in a young child's speech?

A) "Where Mommy hiding?" B) "Why is Sally sad?" C) "Daddy go work?" D) "What you are eating?"