Solve
-Find the Lateral Surface Area of the Cone Generated $y = x / 4,0 \leq x \leq 5$

Multiple Choice

Solve.
-Find the lateral surface area of the cone generated by revolving the line segment $y = x / 4,0 \leq x \leq 5$ about the $y$ -axis.

A) $20 \pi \sqrt { 19 }$
B) $20 \pi \sqrt { 17 }$
C) $100 \pi \sqrt { 19 }$
D) $100 \pi \sqrt { 17 }$