Answer: I think the last one or the 3 one
Explanation:
It is Proofreading, it can't be revising because your not actually changing anything, your just looking for the errors.
Answer:
When a reader knows more information than a character in a work, the author uses dramatic irony. A writer may use this literary device to build suspense, create tension, or sustain a reader's interest. ... Consequently, the words or actions of the unsuspecting character contradict the actual situation.
Explanation: