When There Is a Negative Entry for Unilateral Transfers in the Balance

When there is a negative entry for unilateral transfers in the balance of payments, it means that

A) there must be an offsetting positive sign in the capital account.
B) U.S. residents gave more to foreign residents than foreign residents gave to U.S. residents.
C) U.S. residents purchased less services from foreign countries than foreign countries purchased from U.S. residents.
D) U.S. residents purchased more services from foreign countries than foreign countries purchased from U.S. residents.