Question

1. what percentage of votes in both houses of congress is required to override a presidential veto?

a. two - thirds
b. three - quarters
c. three - fifths
d. simple majority

Explanation:

In the United States, to override a presidential veto, both houses of Congress need to achieve a two - thirds majority vote. This is a key aspect of the system of checks and balances in the U.S. government.

Answer:

A. Two - thirds