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 million notions flew through my head.

Answer: Plural


Question: " Let me get a picture of everyone, " her grandmother said, her voice slightly strained.

Answer: Singular


Question: If you really concentrated, the differences between the two girls were obvious.

Answer:
Plural