First, Subjects Are to Attend to a To-Be-Remembered Three-Letter Stimulus

Multiple Choice

First, subjects are to attend to a to-be-remembered three-letter stimulus, then they are shown a number. They are to count backwards by threes from the number. At the end of the variable-length period of counting, the subjects were asked to report the original three-letter stimulus.

A) Paired-associate learning
B) Brown-Peterson task
C) Mental rotation
D) Sternberg search