Perform the Operation Indicated $$\frac { \frac { 7 } { x } + 1 } { \frac { 7 } { x } - 1 }$$

Multiple Choice

Perform the operation indicated. Simplify.
- $$\frac { \frac { 7 } { x } + 1 } { \frac { 7 } { x } - 1 }$$

A) $7 - x ^ { 2 }$
B) $\frac { x ^ { 2 } } { 7 - x ^ { 2 } }$
C) $\frac { 7 + x } { 7 - x }$
D) 7