Deadweight Loss and Market Failure Are Created When a Market

Multiple Choice

Deadweight loss and market failure are created when a market produces

A) either more or less than the efficient quantity.
B) more than the efficient quantity but not when less than the efficient quantity is produced.
C) less than the efficient quantity but not when more than the efficient quantity is produced.
D) the efficient quantity.
E) None of the above answers is correct because deadweight loss has nothing to do with the efficient quantity.