The answer is B. "He asked himself where it had come from and how; the past provided no explanation, and the future could not justify it."
This option is not a dark humor because it does not show the opposite side of happiness. The other choices explain that although there is happiness, he considered it as a burden- making it a dark humor.
To my mind, the answer ( B ) is the inappropriate sentence. In a formal writing informal tone must be avoided as well as colloquial expressions.
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Evil deeds can continue to torment people long after the deeds are committed<span>.</span>
Answer:
Adverb
Explanation:
It is an adverb because it modifies the adjective after it (very).