Conversation so far:
Where was Mickey Mantle born?
Mantle was born on October 20, 1931, in Spavinaw, Oklahoma.
What did Mickey Mantle's parents do?
His father worked in lead and zinc mines.
Where did Mickey Mantle go to school?
Mantle was an all-around athlete at Commerce High School.
Did Mickey Mantle go to college?
Oklahoma offered him a football scholarship.

Question: What was his major in college?
Self-contained rewrite: What was Mickey Mantle's major in college?