Through the process of _____, teens who have similar interests and attitudes tend to become friends

In Sperling's study of sensory memory, participants saw a grid of letters flashed for a fraction of a second. They were then asked to report:

a) one of three lines of letters. b) only one or two of the letters in the cued line. c) the first letter of each line only. d) the middle letter of each line.

Kendall lost his hearing when he was just a year old due to viral meningitis. As a result, Kendall may have difficulty with

a. abstract thinking. c. semi-abstract thinking. b. concrete thinking. d. communicating.