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 marine layer was far off the coast, giving the sun the opportunity to shine and the temperature to reach the high seventies.
Singular

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

The captain searched the boy, cruelly bound his hands behind his back, and took the reins of the' silly horse.'

Singular

