Answer: A. “Men” functions as a keyword that helps create a rhythm.
Step-by-step explanation:
The most likely reason that the speaker repeats the word “men” in the passage is because “Men” functions as a keyword that helps create a rhythm.
"Men" doesn't emphasize the subject that the speaker is interested in discussing nor does it functions as an important point in the speaker’s logical argument, rather it is vital for the rhythm in the passage to be created.