REM behavior disorder most commonly occurs among _________________

The cats in Thorndike's puzzle box experiments were given food, which elicited salivation–

a response that a. was strengthened as a consequence of Thorndike's procedure. b. Thorndike did not measure. c. caused the cat to escape the puzzle box. d. represented a new environment-behavior relation. e. Thorndike considered essential for escape learning.

Sexually transmitted infections (STIs) are diseases that are contracted primarily through sexual contact. This contact can include:

a. oral-genital contact. b. anal-genital contact. c. vaginal intercourse. d. all of the above types of contact.