Use a graphing calculator to decide which viewing rectangle (A)-(D) produces the most appropriate graph of the equation. $$y=81 x^2$$ Choose one:

A. [0.2,0.5] by [-10,10]
B. [-0.5,0.5] by [1,10]
C. [-0.5,0.5] by [-10,10]
D. [-5,5] by [-5,5]

Note: The answers are given by [Xmin, Xmax] by [Ymin, Ymax]