The Difference Between Voluntary Export Restraints and Quotas Is That

The difference between voluntary export restraints and quotas is that:

A) unlike quotas, voluntary export restraints limit the amount of a product that can be imported annually.
B) unlike quotas, voluntary export restraints are imposed by the importing company.
C) unlike quotas, voluntary export restraints limit the amount of a product that can be exported annually.
D) unlike quotas, voluntary export restraints are imposed by the exporting company.