Answer:
OC. by examining a text's word choice and details and the effect they have on the audience.
Step-by-step explanation:
The tone in a text refers to the attitude, the emotion or the mood of the narration. In other words, we can say the tone is the use of certain words that the readers can sense to feel what the author feels or wants to convey.
One way a reader can identify the tone of a text is by examining the choice of words used by an author. Added to the word choices, the details of the narrative, the effect they have on the audience all help in determining and identifying the tone of the text.
Thus, the correct answer is option C.