Which statement describes the U.S. relationship with Iraq during the 1990s?
A. The United States kept thousands of troops stationed in Iraq to maintain a stable government.
B. The United States gave Iraq a large amount of military aid to help the country fight against Iran.
C. The United States cut off diplomatic ties and trade relations with Iraq to protest its poor human-rights record.
D. The United States maintained economic sanctions against Iraq to prevent it from becoming a threat to peace in the region.