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: Two pairs of filthy, crazed eyes faced me.

Answer: Plural


Question: Lena's posture improved as she spoke.

Answer: Singular


Question: Laughter and tires screeched as she pulled into her corporate parking space.

Answer:
Plural