When several hurricanes hit Florida in 2004, a number of local governments imposed price controls that prevented sellers from raising their prices for badly needed products like plywood and generators. In the areas where the controls were imposed, they resulted in

a. an expanded availability of these badly needed products.
b. a reduced availability of these badly needed products.
c. an increase in the speed with which people recovered from the hurricanes.
d. a more efficient allocation of these goods for which price controls were in effect.

B