Identify the incorrect word/phrase in the following: Many who are (a)boring  with traditional forms of examination (b)can be seen to have passionate interest (c)in solving problems (d)presented  in popular puzzle forms.

The colleagues remained happy with the corrupt boss even though I requested them to shun him. Here the word `happy` is _____. Option A: a noun , Option B: an adjective , Option C: an adverb, Option D: a conjunction, correct answer is: an adjective

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