Assume That $\theta$ Is an Acute Angle in a Right Triangle Satisfying the a Right

Multiple Choice

Assume that $\theta$ is an acute angle in a right triangle satisfying the given conditions. Evaluate the indicated trigonometric
function.
- $\sec \theta = \frac { 5 } { 4 } ; \sin \theta$

A) $\frac { 5 } { 3 }$
B) $\frac { 4 } { 5 }$
C) $\frac { 4 } { 3 }$
D) $\frac { 3 } { 5 }$