Your clock makes a clicking sound just before the alarm. Initially that sound didn't waken you, but now it does, due to classical conditioning. What is the conditioned stimulus?

These generally begin with a piercing scream

a) parasomnias b) sleep terrors c) somnambulism d) somniloquy

Which of the following sexual advertising techniques features a visually appealing spokesperson?

a. physical attractiveness b. sexual embeds c. sexual referents d. nudity/dress