TASK DEFINITION: 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.
PROBLEM: The planes were overhead.

SOLUTION: Plural

PROBLEM: The second option was a possibility.

SOLUTION: Singular

PROBLEM: " Your Highness, I trust you're doing well ? "

SOLUTION:
Plural