Each of the following is a main theme of one of Kubler-Ross' five stages in accepting one's own death except _______

Jane Goodall's research began when she entered the habitat of wild chimpanzees and

simply watched them at length. What is this type of research called?

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.