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.
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Question: The tip of a branch must have slicked straight through to his gums.

Answer: Singular


Question: Classes started in less than two weeks and Ava began to feel the pressure to set up her room.

Answer: Plural


Question: Not just a hearty chuckle, mind you.

Answer:
Singular