Answer:
B. Bias against Football.
Step-by-step explanation:
In the given statement, the bias presented is bias against football. Bias against something is used to refer when something is said or done in oppose to something or someone. It denotes negative bias toward something.
The given statement presents bias against football as words such as caveman, refering to someone who acts in crude manner and roughly, and phrase like people who have no brains to damage is used, which denotes negative bias towards the football.
Therefore, option B is correct.