The simple subject in the given sentence is Taylor, Kevin, and Brenda.
<h3>What is a Simple subject?</h3>
A simple subject may be defined as words or phrases that convey a sentence related to whom and what it means or discusses, not including any modifiers.
In a declaration to determine the subject of the sentence, you can request those who have been operating hard on their assignment for the science fair will be the simple subject.
Therefore, the correct answer to this question is Taylor, Kevin, and Brenda.
To learn more about a Simple subject, refer to the link:
brainly.com/question/18735
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