Melancholy

Correct option is C

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The correct synonym for "melancholy" is C) Sorrowful.

Let's break it down:

• Melancholy means a deep, pervasive sadness or gloom.

• Happiness (Option A) is the state of being happy, which is the opposite of melancholy.

• Misfortune (Option B) means bad luck or an unfortunate event, which is related but not the same as the feeling of sadness.

• Sorrowful (Option C) means full of or feeling sorrow, which closely matches the deep sadness conveyed by melancholy.

• Joy (Option D) means a feeling of great pleasure and happiness, which is again the opposite of melancholy.

So, C) Sorrowful is the best synonym for melancholy.