Final answer:
The 22nd Amendment, which limits a president to serving two terms in office, was enacted in response to Franklin D. Roosevelt's four-term presidency.
Step-by-step explanation:
The subject of this question is Social Studies. The 22nd Amendment, which limits a president to serving two terms in office, was enacted in response to Franklin D. Roosevelt's four-term presidency. Before the amendment, there were no term limits on the presidency and George Washington set an unwritten custom of serving only two terms. The 22nd Amendment has been in effect since it was ratified in 1951.