Answer:
It's B! Disrespectful behavior causes anger and fighting, so eliminating it would create a pleasant environment.
Explanation:
It's not A because the order isn't exactly right, and C is close, however B is the most grammatically accurate from what I know.
The last one.
It is the most logical answer.
I would say C is the answer
The singers PLEDGED there lives “mutually pledge to each other our Lives, our Fortunes, and our Sacred Honor,”