Choose the incorrectly spelt word.

Correct option is B

Option (b) is the incorrectly spelt word.
Correct spelling is: Prepare – to make ready or get ready for something. (Hindi: तैयार करना)
Example: Please prepare your documents before the interview.
Explanation of all given options:
· (a) Matter – Something that is being considered or dealt with (मामला)
· (c) Busiest – Superlative form of busy (सबसे व्यस्त)
· (d) Mushy – Soft, sentimental, or emotional (भावुक या नरम)