The correct phrase to use is: C. to read.
What is an Infinitive?
An infinitive is a verb that comes after the word, "to." The correct phrase that should be used to conclude the sentence is: "to read."
Thus, the correct rendering of the sentence will be: "I enjoy the book that you told me to read."
Learn more about infinitives here:
https://brainly.com/question/449147
