2007 AMC 8 Question 16

Amanda Reckonwith draws five circles with radii $1,$ $2,$ $3,$ $4$ and $5.$ Then for each circle she plots the point $(C, A),$ where $C$ is its circumference and $A$ is its area. Which of the following could be her graph?

**(A)**

**(B)**

**(C)**

**(D)**

**(E)**