Identify whether the following real-world example should be modeled by a linear,
quadratic, or exponential function.
Type the correct word (linear, quadratic, or exponential) as
your answer.

A. Each ink cartridge purchased for $12.

B. Throwing a ball.

C. The amount of money you earn when you get paid an hourly wage.

D. A bank account balance earning an annual interest rate.

E. Maximizing the area of a rectangular fenced area in a large field.

F. Population growth of a city.