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: Her latest release, Jumping Ship, is a dedication to her country of birth and an introductory novella to the Island Hopping Series.

Answer: Singular


Question: His technique was one of confident expertise.

Answer: Singular


Question: His pulse hammered hard, echoing in his ears and temples, throbbing in his chest and groin.

Answer:
Singular