正确答案：AE
解析：
This is a toughie. I'm not sure if you will get a SE that is this difficult. More than anything, it is to make the real test seem a little less daunting.

The clues we want to pay attention to our "wit", meaning this person cracks jokes. Therefore, watch out for the traps that basically suggest Wilde is being an arrogant jerk. Out with (B) and (D). (C) and (F), while synonyms do not fit the context at all. Wilde is having fun with the play on words with 'declare' (which, for the literary inclined, is an instance of a zeugma).

(A) is an unfamiliar definition of 'arch.' In this case, it means to be mischievous. Likewise, puckish means playful, mischievous.