Use Definite Integrals to Find the Area of the Surface $f ( x ) = e ^ { x }$

Multiple Choice

Use definite integrals to find the area of the surface of revolution obtained by revolving $f ( x ) = e ^ { x }$ around the x-axis on the interval [-1, 1].

A) 4.45 $\pi$
B) 8.85 $\pi$
C) 6.85 $\pi$
D) 7.65 $\pi$