Question

puns were used by shakespeare to
explain historical background to the audience.
add humor or hidden meanings to a scene.
create a tone of confusion in his plays.
encourage audiences to listen more carefully.

Explanation:

Puns are word - play that rely on multiple meanings of a word or words that sound alike. Shakespeare used them to add humor, as well as to convey hidden or double - meanings in his plays. They were not mainly for explaining history, creating confusion, or just to make audiences listen more carefully.

Answer:

B. add humor or hidden meanings to a scene.