Which sentence needs to be changed because of a capitalization problem?

Question

(1) Mitch loved to make people laugh. (2) He was picked on when he attended polk high, but he managed to make the most of his time. (3) Years later, he became a comedian and now tours the country doing shows. (4) He still knows just what to say to make someone laugh.

Answer 1

In (2), Polk must be capitalized.    Although relatively unknown, President Polk was 76 times a greater leader than _______________.