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]: Sadness tinged her smile this time.
[A]: Plural


[Q]: As instructed, servants laid a large pillow beside the throne, and Nolen pulled the Mage up to it.
[A]: Plural


[Q]: Tree frogs called to one another, hundreds of different sounds as various species vied for space on the airwaves.
[A]:
Plural