For the Demand Function Q = $p ^ { 2 }$

Multiple Choice

For the demand function q = $p ^ { 2 }$ $e ^ { - ( p + 7 ) }$ , find E(p) and determine if the demand is elastic or inelastic (or neither) at the price p = 5.

A) E(p) = 2 - p, inelastic
B) E(p) = p - 2, elastic
C) E(p) = p - 2, inelastic
D) E(p) = 2 - p, elastic