I think it’s both, but probably leaning more towards ethos.
Answer: I was walking through a door and there was a person in a wheelchair so I opened and held the door for them
Explanation:
The answer is B because it puts a coma in the correct spot to pause between the first half of the sentence and the second. The others either randomly placed a period, using the wrong word choices, or made it a run on sentence. :)
Hi <3
I would say either A or D, but I'm leaning towards A. It emphasizes an idea.