Here, we'd like to spot the adjective sort of the noun. The words that describe the character, quality, or feature of a noun or show the standard of nouns or pronouns are called adjectives. ‘Mischief’ means misbehaviour. Option ‘a’, the spelling is wrong, it's not a word within the West Germanic language. Option ‘a’ is an incorrect answer. Option ‘b’, is that the correct spelling of the word, so option ‘b’ is that the correct option. Now, option ‘c’ isn't a word within the English language, it's an incorrect option. Option ‘d’, is additionally not a word within the English, it is also an incorrect option for the identical reason as option c. Clearly, only option ‘b’ is that the correct answer