When a President Vetoes a Bill, What Congressional Vote Is

Multiple Choice

When a president vetoes a bill, what congressional vote is necessary to override the veto?

A) a two-thirds majority vote of both the House of Representatives and the Senate
B) a two-thirds majority vote of either the House of Representatives or the Senate
C) a four-fifths majority vote of both the House of Representatives and the Senate
D) a unanimous vote of both the House of Representatives and the Senate