Perform the Indicated Operation $\frac { 9 } { m + 9 } + \frac { m } { m + 9 }$

Multiple Choice

Perform the indicated operation. Simplify if possible.
- $\frac { 9 } { m + 9 } + \frac { m } { m + 9 }$

A) 1
B) $\frac { 9 m } { m + 9 }$
C) $\mathrm { m }$
D) 9