Assuming that you're talking about "the Crucible"
the thing that Reverend Parris find in his door that has him so concerned is : C. A Dagger
He's concerned because he feared that someone might after his life
hope this helps
It is basically accusation.
I would choose the last choice, D. Adverbial.
Adverbial phrases include two or more words that serve as adverbs. So "in an hour or two" can be classified as an adverb phrase.
