Answer:
The correct answer is B. One of Congress' roles in foreign policy is declaring war.
Explanation:
The Declaration of War by the United States is a formal statement issued by the United States Congress indicating that there is a state of war between the United States and another nation. The first article, eighth clause of the United States Constitution says: "Congress will have powers ... to declare war." The United States formally declared war against five foreign nations, each upon prior request by the President of the United States and subsequently approved by Congress.
