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Answer:
The correct answer is A. A unique feature of the 2008 presidential election was that for the first time, an African American was elected president of the United States.
Explanation:
The 2008 presidential elections took place on November 4th and, as usual, were anticipated by almost two years of electoral campaign and by primaries for the selection of candidates. The elections were contested by the Republican candidate John McCain and the Democratic candidate Barack Obama, who prevailed in the competition. On January 20, 2009, Obama became into the first African-American to be elected as President of the United States.
Congress holds the power to declare war. As a result, the president cannot declare war without their approval. However, as the Commander in Chief of the armed forces, many presidents have sent troops to battle without an official war declaration Ex. Vietnam, Korea.
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