Graph the Region That Satisfies the Constraints $0 \leq w \leq 70$

Multiple Choice

Graph the region that satisfies the constraints.
-A rectangular enclosure must have an area of at least 6300 square yards. If 320 yards of fencing is to be used, and the width cannot exceed the length, within what limits must the width of the enclosure lie?

A) $0 \leq w \leq 70$
B) $70 \leq w \leq 90$
C) $80 \leq w \leq 90$
D) $70 \leq w \leq 80$