Suppose that market demand for reusable cups is given by Q = 24 - 2P and the market supply of reusable cups is equal to Q = -8 + 2P. The government imposes a mandatory price floor of $9 a reusable cup. The result is

Group of answer choices

A.equilibrium at $8, no shortage or surplus.

B.a shortage of 6 reusable cups.

C.a surplus of 4 reusable cups.

D.a surplus of 6 reusable cups.

E.a shortage of 4 reusable cups.