Why are quotation marks used in writing?

a To mark each event in the story.

b To highlight a character's thoughts.

c To show the reader the exact words that a character is speaking.

d To emphasize that the main conflict is about to take place.

C: To show the reader the exact words that a character is speaking.

Explanation:

Quotation marks (" ") are a form of punctuation most often used to indicate quoted or direct speech. However, in academic writing, quotation marks are also often used to set off the titles of things. Both singular and double quotation marks exist, and they serve very different purposes.

To show the reader the exact words that a character is speaking.