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.

The determination in his voice made me stare at him.
Singular

Or' vote by fraud' as its affectionately called.
Singular

Twelve nasty letters from folks I put behind bars or their relatives, almost all of them signed.

Plural