Simplify by Rationalizing the Denominator $\frac { 9 - 3 i } { - 15 i }$

Multiple Choice

Simplify by rationalizing the denominator. Write your answer in a +bi form.
- $\frac { 9 - 3 i } { - 15 i }$

A) $\frac { 1 } { 5 } - \frac { 3 } { 5 } \mathrm { i }$
B) $- \frac { 1 } { 5 } + \frac { 3 } { 5 } \mathrm { i }$
C) $- \frac { 1 } { 5 } - \frac { 3 } { 5 } \mathrm { i }$
D) $\frac { 1 } { 5 } + \frac { 3 } { 5 } \mathrm { i }$