Gets table below shows a correct representation that 12 pounds (lb) of sugar cost $4: lb lb lb lb lb lb lb lb lb lb lb lb $1 $1 $1 true false

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.