Brianna received pledge amounts of $89, $35, $22, $36, $31, and $28 for her participation in a walkathon. Which
measure of center best describes the pledge amounts?

Describe the end behavior of the function below. f(x)=(2/3)^x-2 a. as x increases, f(x) approaches infinity. b. as x decreases, f(x) approaches 2. c. as x increases, f(x) approaches -2. d. as x decreases, f(x) approaches negative infinity.