Use the Arc Length Formula and the Given Information to Find

Multiple Choice

Use the arc length formula and the given information to find the indicated quantity.
- $\mathrm { r } = 12$ in., $\theta = 14 \mathrm { rad }$ ; find $\mathrm { s }$

A) $336 \mathrm { in }$ .
B) $\frac { 7 } { 6 } \mathrm { in }$ .
C) $\frac { 6 } { 7 } \mathrm { in }$ .
D) $168 \mathrm { in }$ .