instruction:
In this task you are given a sentence. You must judge whether subject of the main clause is singular or plural. Label the instances as "Singular" or "Plural" based on your judgment.
question:
A clump of cobwebs sprouted from the rotten scalp, drifting slowly in the frozen wind.
answer:
Singular


question:
As he takes me higher and higher, the throbbing becomes more demanding.
answer:
Singular


question:
These two petty, over-protective, badly dressed, fussy parents.
answer:

Plural