The complete sentence is "Kelley studies the effects of the chemicals in chocolate."
The complete sentence is: "Kelley studies the effects of the chemicals in chocolate."
The complete sentence is: "Kelley studies the effects of the chemicals in chocolate." To identify the complete sentence, you need to look for a group of words that expresses a complete thought and has both a subject and a predicate. In this case, the subject is "Kelley" and the predicate is "studies the effects of the chemicals in chocolate."