Restricting imports
A. can protect United States jobs in the protected industry but will also lead to reductions in U.S. output and income.
B. can protect United States jobs in the protected​ industry, which increases economic welfare of the country as a whole.
C. can protect United States final goods and services in the protected industry and makes consumers better off.
D. can protect United States final goods and services in the protected industry and increase economic welfare of the country as a whole.