response: WHAT ABOUT COLLEGE FOOTBALL? THATS WHERE THE RULES FIRST GAINED POPULARITY IN THE US RIGHT?
history: Football is my favorite sport! I played it in college and it was so much fun. AMERICAN FOOTBALL RIGHT? ASSOCIATED WITH FOOTBALL AND RUBGY? Yes, American football. I just watch it on tv nowadays though.
knowledge: It was through college football play that American football rules first gained popularity in the United States.