Use Left Endpoints and 12 Rectangles to Find the Approximation $\left[ 0 , \frac { \pi } { 6 } \right] \text {. Round your }$

Multiple Choice

Use left endpoints and 12 rectangles to find the approximation of the area of the region between the graph of the function and the x-axis over the interval $\left[ 0 , \frac { \pi } { 6 } \right] \text {. Round your }$ answer to four decimal places.

A) 0.0419
B) 0.1319
C) 0.1219
D) 0.0819
E) 0.0119