Use a Calculator to Estimate the Limit $\lim _{x \rightarrow 1} \frac{\sqrt{x}-4}{x-16}$

Multiple Choice

Use a calculator to estimate the limit.
- $\lim _{x \rightarrow 1} \frac{\sqrt{x}-4}{x-16}$

A) $\frac{1}{\sqrt{x}+4}$
B) $-\frac{1}{8}$
C) Does not exist
D) $\frac{1}{5}$