Provide an Appropriate Response $\lim _ { x \rightarrow 1 } \frac { x ^ { 2 / 7 } - 1 } { x + 1 } =$

Multiple Choice

Provide an appropriate response.
-Evaluate $\lim _ { x \rightarrow 1 } \frac { x ^ { 2 / 7 } - 1 } { x + 1 } =$ by first converting it to a derivative at a particular $x$ -value.

A) $- \frac { 1 } { 7 }$
B) $- \frac { 7 } { 2 }$
C) $- \frac { 2 } { 7 }$
D) $\frac { 2 } { 7 }$