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.

Something about this boy struck a chord with her, though she wasn't sure what it was.
Singular

He grinned, a sudden whiteness in the dark.
Plural

I did have ghostly powers that were useful in combat, but I'd only ever tried them on vampires.

Plural