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 agony on her face reminds me exactly why I didn't want to let her know.
Singular

My father-in-law was so right when he asked me to wait a little with the police.
Singular

The lieutenant wavered for a moment, then ordered his men out, muttering an apology.

Singular