Question 28·Easy·Right Triangles and Trigonometry

A hiking trail rises 9 meters from point $P$ to point $Q$ while moving 12 meters horizontally.

Assume the trail is a straight line segment between $P$ and $Q$, forming a right triangle with the horizontal ground. Let $\theta$ be the angle the trail makes with the horizontal.

Which choice is the value of $\sin \theta$?