Perform the Indicated Operation $\frac { 1 } { 6 } , \frac { 3 } { 7 } , \text { and } \frac { 4 } { 3 }$

Multiple Choice

Perform the indicated operation. Simplify your answers.
-Find the average off $\frac { 1 } { 6 } , \frac { 3 } { 7 } , \text { and } \frac { 4 } { 3 }$

A) $\frac { 81 } { 14 }$
B) $\frac { 9 } { 14 }$
C) $\frac { 27 } { 14 }$
D) $\frac { 27 } { 28 }$