The Following Figure Illustrates the Demand and Supply Curves for PCs

The following figure illustrates the demand and supply curves for PCs in a small country.

-Which of the following is true for the above quota?

A) Consumers lose area a.
B) The government would receive area e if it auctions the quota.
C) Domestic firms gain areas 'b + d.
D) There is no loss to the country's overall welfare.
E) There is a gain in the country's welfare.