However , after a good laugh to myself , I continued on my way . Even though it was raining , the flea market was still packed . Many people were leaving , but just as many people were beginning to arrive .

Q with options: Give answer the following question using evidence from the above passage: Why was the narrator surprised at the size of the market crowd ?
Available options: (I) It had a flea infestation .; (II) None of the above choices .; (III) It was restricted to only some people .; (IV) It was getting drenched .;
(IV)