Solve the Problem $16 \mathrm{ft} / \mathrm{sec}$ , Its Height After $\mathrm{t}$

Multiple Choice

Solve the problem.
-If an object is thrown upward with an initial velocity of $16 \mathrm{ft} / \mathrm{sec}$ , its height after $\mathrm{t}$ sec is given by $\mathrm{h}=16 \mathrm{t}-16 \mathrm{t}^{2}$ . Find the number of seconds before the object hits the ground.

A) $0.5 \mathrm{sec}$
B) $0 \mathrm{sec}$
C) $1 \mathrm{sec}$
D) $8 \mathrm{sec}$