Perform the Operation and Write the Result in Standard Form $\frac { 4 } { 1 + i } - \frac { 5 } { 1 - i }$

Multiple Choice

Perform the operation and write the result in standard form.
$\frac { 4 } { 1 + i } - \frac { 5 } { 1 - i }$

A) $- \frac { 1 } { 2 } + \frac { 2 } { 9 } i$
B) $- \frac { 1 } { 2 } - \frac { 2 } { 9 } i$
C) $- \frac { 1 } { 2 } + \frac { 9 } { 2 } i$
D) $\frac { 9 } { 2 } - \frac { 1 } { 2 } i$
E) $- \frac { 1 } { 2 } - \frac { 9 } { 2 } i$