Which of these is a monocular cue?

A pigeon learns to peck at a red disk. It will not peck at an identical disk of any other color. This illustrates the concept of ________

a. discrimination b. extinction c. avoidance training d. desensitization

Maslow called the less powerful, but humanly important actualization motives,

a. prepotent needs. b. meta-needs. c. supportive needs. d. autonomy needs.