Q. This black dress is not suitable . . . . . . . . the wedding.
✅ Correct Answer: (C)
for
Explanation: 'For' is used when suitable is used with an occasion or event. Here, wedding is an occasion and 'for' preposition follows.
Explanation by: Team MCQ Buddy
'For' is used when suitable is used with an occasion or event. Here, wedding is an occasion and 'for' preposition follows.