In this task you are given a sentence. You must judge whether the object of the main clause is singular(like: apple) or plural(like: apartments). Label the instances as "Singular" or "Plural" based on your judgment.
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Question: Then he placed 3 dollars on the counter.

Answer: Plural


Question: ' And we left the dogs behind, too !

Answer: Plural


Question: Frail, wrinkled fingers touched the backside of Helen's hand and fiddled with the watch surrounding her wrist.

Answer:
Singular