Dramatic irony means that
B. the audience knows something that the character or characters don't.
An example of dramatic irony is when the viewer of a movie knows that a murderer is upstairs in the baby's room, but the family doesn't, so they go upstairs to check on the baby. Dramatic irony can often be frustrating for readers or viewers.
The person that said it was benvolio
Once amiable and easy going, he was now sullen, rigid, and impatient.
Answer: True
Explanation: It is used to fight bacteria