Solve the Formula for the Indicated Variable $S = 2 \pi r h + 2 \pi r ^ { 2 }$

Multiple Choice

Solve the formula for the indicated variable.
- $S = 2 \pi r h + 2 \pi r ^ { 2 }$ , for $h$

A) $h = S - r$
B) $h = \frac { S } { 2 \pi r } - 1$
C) $h = \frac { S - 2 \pi r ^ { 2 } } { 2 \pi r }$
D) $h = 2 \pi ( S - r )$