When the United States Subsidizes Boeing for Export, Who

When the United States subsidizes Boeing for export, who
Benefits and who pays the bill?

A) Foreign consumers, Boeing workers, and Boeing stockholders benefit; U.S.taxpayers foot the bill.
B) Foreign producers benefit; foreign consumers pay the bill.
C) Domestic consumers benefit; foreign firms pay the bill.
D) There is only a deadweight loss-everyone wins in this situation.