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.

These two factors led the next generation of World Government officials to make certain alterations to Project Cleanse.
Plural

Her first inclination, as always in such circumstances, was to dig in her heels.
Singular

The second option was a possibility.

Singular