Use the Properties of Limits to Evaluate the Limit If $\lim _{\mathrm{x} \rightarrow 7 } \frac{\sqrt{\mathrm{x}}-7}{\mathrm{x}-49}$

Multiple Choice

Use the properties of limits to evaluate the limit if it exists.
- $\lim _{\mathrm{x} \rightarrow 7 } \frac{\sqrt{\mathrm{x}}-7}{\mathrm{x}-49}$

A) 0
B) Does not exist
C) $\frac{1}{6}-\frac{\sqrt{7}}{42}$
D) $\frac{\sqrt{7}}{42}-\frac{1}{6}$