Which of the following pairings of disorder and treatment is correct?

When Colin was young, he was stung by a bee and had a severe allergic reaction. Now, many years later, whenever he hears a buzzing sound (including when people imitate a buzzing sound), he becomes nervous and panics. In this example, the unconditioned stimulus is

a. the severe allergic reaction.
b. the bee sting.
c. the buzzing sound.
d. Colin's reacting nervously and panicking.
e . people imitating a buzzing sound.

Non-shared environmental influences may include

A) children's different experiences within the home. B) peer relationships. C) birth order. D) all of the above.