Which excerpt from a concluding paragraph about banning plastic bags is written in a formal tone
A. Americans use 100 billion plastic bags each year. We must step up our game and stop using so many single-use plastic bags.
B. Bringing reusable bags to the grocery store is one way the average citizens can help the use of plastic bags. ^^^^
C. Plastic bags should seriously be banned from all across the United states.
D. Like I said, plastic bags are terrible and absolutely shouldn't be used by anyone.