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: Several passengers raise their digital cameras and cellphones to snap both Alex and myself.

A: Plural
****
Q: Ahead he could see two Agents, one on either side of the doors.

A: Plural
****
Q: There was a strange serenity about him now, but it had a dark edge.

A:
Singular
****