Argument 1:
Topic statement:
No, because it is bad for the environment.
Para 1:
Sealife are dying because of straws and bags
Para 2:
Landfills are becoming full of plastic that doesn't decompose
Para 3:
Plastic is orbiting around Earth, making it more and more dangerous to blast off into space
Argument 2:
Topic statement:
Yes, because it is a convenience that cannot be changed for society
Para 1:
Being rid of plastic straws may run businesses out of business, because of how expensive other types of straws are
Para 2:
Being rid of plastic bags may run stores out of business because of how expensive paper and reusable bags are
Para 3:
If businesses and stores are run out of business, the entire population will have a lot more trouble getting supplies
Choose one, hope this helps :)