Which two presidents are buried in arlington national cemetery

John F. Kennedy and William Howard Taft

Explanation:

Arlington National Cemetery, in Arlington, Virginia is a military cemetery in the United States, established during the American Civil War on the grounds of Arlington House. It is the most famous cemetery in the country, is the final resting place for many of our nation's greatest heroes, including more than 300,000 veterans of every American conflict, from the Revolutionary War to Iraq and Afghanistan.