Suppose That the Demand for a Product Depends on the Price

Multiple Choice

Suppose that the demand for a product depends on the price p according to , where p is in dollars. Find and explain the meaning of the instantaneous rate of change of demand with respect to price when . ​

A) -5.00. If price increases by $1, the demand will decrease approximately 5.00 units.
B) 5.00. If price increases by $1, the demand will increase approximately 5.00 units.
C) -10.00. If price increases by $1, the demand will decrease approximately 10.00 units.
D) -65.67. If price increases by $1, the demand will increase approximately 65.67 units.
E) 10.00. If price increases by $1, the demand will decrease approximately 10.00 units.