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.

The creatures spread out, flying east, flying toward where they stood watching in dumbstruck awe.
Plural

Several minutes later, footsteps sounded across the wooden floor, and Noah joined me at the window.
Plural

Speaking of fun, where did your handsome escort disappear to ?

Singular