Suppose the market supply and market demand for a product are given by = 2 + Qs and = 14
− Qd, respectively (where P is price (in dollars), Qs is quantity supplied and Qd is quantity demanded). What will be the effect on the market if the government sets a price floor of $7?
A. It creates a shortage of 4 units
B. It creates a shortage of 2 units
C. It creates a surplus of 4 units
D. It will have no effect on the market