Answer :
To spread his evangelical message, Billy Graham appeared on television and radio.
Billy Graham was an American evangelist and one of the most influencial Christian leaders in the world. He had a large audience with television broadcasts and radio programs in which he sought to spread the message of the Gospel and Salvation.
His full name is William Franklin Graham Jr. and he was a prominent evangelical Christian figure, and an ordained Southern Baptist minister who became popular internationally in the late 1940s.