Estimated Demand for a Good Is Where Q Is

Multiple Choice

estimated demand for a good is where Q is the quantity demanded of the good,P is the price of the good,M is income,and is the price of related good R.The coefficient on P

A) does not have the expected sign.
B) is negative as expected.
C) should have the same sign as the coefficient on .
D) should not be greater than one in absolute value) .
E) both b and d