The USImmigration and Naturalization Service Issues Various Types of Visas to to Persons

The U.S.Immigration and Naturalization Service issues various types of visas to persons who:

A) are temporarily visiting the U.S.for business or pleasure.
B) enter the U.S.to perform services that the unemployed in this country cannot perform.
C) are transferred to the U.S.by their employers.
D) All of the above.
E) None of the above.