Answer:
A. It's simply an opinion/personal experience.
Explanation:
The origin of this nickname is often disputed, but many believe it originated in the 1920s from John J. Fitz Gerald, a sports writer for the New York Morning Telegraph
Think about it...what is the plural of foot ? Is is not foots...it is feet...irregular plural noun
Answer:
I need more background information to answer.
Explanation:
I will change answer once I have the needed information.