The correct answer is B) indirectly, by the Electoral College.
Presidents are elected indirectly, by the Electoral College.
In the United States system, Presidential election is held every four years and the President is elected indirectly, by the Electoral College. The Electoral College is a process to decide the winner of the election. It consists of the selection of the electors and the counting of the votes by Congress. 538 electors are part of the Electoral College and a candidate needs 270 electoral votes to win the presidency.