Answer:
I don't know.
Explanation:
Is this a question or what. I don't understand what you are trying to say.
Answer: The correct answer is false.
I believe the answer is C) frightened. A participle is a word formed from a verb, and used an an adjective or a noun. Since frightened and climbed are both verbs, that narrows it down to either C or D. From there, frightened is an adjective, while climbed is nor an adjective or a verb.
Insane, he is acting completely mad so insane like he is unable to control what he is doing, he is acting crazy. Hope I can help!