Which president established the custom of not seeking a third term ?

George Washington, although there was no law that said you can only serve 2 terms until 1947, George Washington wanted to retire to Mount Vernon after his 2nd term. If Washington did run for a third term, historians say that the stress could have killed the already elderly Washington.

George Washington, even though there was no law saying you couldn’t run for a third year he wanted to retire to Mount Rushmore

Ithink the answer should be a.