When the market price is held above the competitive level, the deadweight loss is composed of:
A) producer surplus losses associated with units that used to be traded on the market but are no longer exchanged.
B) consumer surplus losses associated with units that used to be traded on the market but are no longer exchanged.
C) producer and consumer surplus losses associated with units that used to be traded on the market but are no longer exchanged.
D) There is no deadweight loss if the government uses a price floor policy to increase the price.