Add the Fractions Below, and Express the Answer in Lowest $\frac { 1 } { 11 z } + \frac { 1 } { z }$

Multiple Choice

Add the fractions below, and express the answer in lowest terms. $\frac { 1 } { 11 z } + \frac { 1 } { z }$

A) $\frac { 1 } { 121 z }$
B) $\frac { 12 } { 11 z }$
C) $\frac { 1 } { 11 }$
D) $\frac { 1 } { 11 z }$
E) none of these