"I did." As much as he was allowed to, at any rate.

"Tell me about Great Fairies? What is one?" If he's pluralized that inappropriately, he assumes he'll be corrected. But he's not so inexperienced to know that a Jedi, a Sith, and a Wizard can all mean the same thing. Even if to a person of the mid-Rim and Core worlds, 'wizard' wouldn't make any sense no matter how you used it.