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]: Again more shocked murmurs echoed throughout the room.
[A]: Plural


[Q]: Unseen to him, their pursuers followed.
[A]: Plural


[Q]: The blades churned the rock dust, engines whining as they sucked the fouled air.
[A]:
Plural