Read the excerpt from Act II of The Importance of Being Earnest. Algernon. [Raising his hat.] You are my little cousin Cecily, I’m sure.

Cecily. You are under some strange mistake. I am not little. In fact, I believe I am more than usually tall for my age.

The pun used in the excerpt causes the reader to

realize that Cecily does not like Algernon.
think that Algernon is a funny person.
realize that Algernon is confused.
think that Cecily is a quick-witted person.