When You Are with Chris, You Routinely Eat a Hamburger

Multiple Choice

When you are with Chris, you routinely eat a hamburger. You have never eaten a hamburger when you are with both Chris and Pat. While Chris is away on vacation, you have several hamburgers with Pat. Now that Chris is back, you get together with both Chris and Pat and you _______ to eat a hamburger, showing that Pat was a(n) _______.

A) expect; an occasion setter
B) do not expect; an occasion setter
C) do not expect; a conditioned inhibitor
D) do not expect; an excitor