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: Lena's posture improved as she spoke.

Answer: Singular


Question: Names, characters, businesses, places, events and incidents are either the products of the author's imagination or used in a fictitious manner.

Answer: Plural


Question: The electricity at his touch made my head swim.

Answer:
Singular