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]: Plans, ideas, were racing through his head.
[A]: Plural

[Q]: " What's madness is that with a push of a button, they can knock us all out within seconds. "
[A]: Singular

[Q]: Part of her envied Nika's ability to let go and rail at the world.
[A]:
Singular