instruction:
In this task you are given a sentence. You must judge whether the object of the main clause is singular(like: apple) or plural(like: apartments). Label the instances as "Singular" or "Plural" based on your judgment.
question:
Suddenly he heard the echo of footfalls against his marble floors.
answer:
Singular


question:
She drove her thumbs hard into the pressure points just above his groin.
answer:
Plural


question:
He had absolute faith not only in her integrity but also in her expertise.
answer:

Singular