Solve the Problem
-The Owner of a Video Store Has $C$

Multiple Choice

Solve the problem
-The owner of a video store has determined that the cost $C$ , in dollars, of operating the store is approximately given by $C ( x ) = 2 x ^ { 2 } - 28 x + 740$ , where $x$ is the number of videos rented daily. Find the lowest cost to the nearest dollar.

A) $\$ 348$
B) $\$ 544$
C) $\$ 838$
D) $\$ 642$