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.

[Q]: The email, as it was open and apparently unfinished, could have easily been a clue as to the whereabouts of General White and his family.
[A]: Singular


[Q]: A few minutes later I returned, hair combed and teeth brushed, too.
[A]: Plural


[Q]: Despair might be the tune he sang to himself about what he did, but a deep polished vanity lay beneath it.
[A]:
Singular