The Number of Subintervals Needed to Guarantee That the Trapezoidal $\int _ { 1 } ^ { 2 } \frac { e ^ { x } } { x } d x$

Multiple Choice

The number of subintervals needed to guarantee that the Trapezoidal Rule approximates $\int _ { 1 } ^ { 2 } \frac { e ^ { x } } { x } d x$ to within 0.0001 is

A) 56
B) 48
C) 34
D) 14
E) 27