Answer:
I believe the answer would be D
Explanation:
'A' was immediately dropped out for the lack of a period at the end.
Think about what a comma is supposed to do, It's supposed to have a small pause in a sentence. If you read everything out loud It would be awkward to pause in the places the commas are suggested. Thus, inclining me to think the correct answer is D.
Hope this Helps!
1. Ducks swim, fly, walk, and fly
2. They quack when they are hungry, mad, or surprised.
3. Justin said no eating, drinking, or running in the house.
4. Not only was the monster was huge, but it smelled, was slimey, and loud.
