Clumps, waves are the two plural nouns.
Answer:
anything that shows a meaning, a mark used as an abbreviation or shortening of something, or a publicly displayed board.
Explanation:
If you are having a bad and more things get worse, it might be a sign that you have bad luck. Please give brainliest and have a good day :)
I think the answer is C lol
The answer is : C
Cause I know it