Question 19: The campfire ________ if it ________ last night. wouldn’t

Question 19: The campfire ________ if it ________ last night.

• A. wouldn’t be cancelled / hadn’t rained
• B. wouldn’t have been cancelled / hadn’t rained
• C. would have been cancelled / hadn’t rained
• D. will be cancelled / rains

Cấu trúc câu điều kiện loại 3: If + S + V(quá khứ hoàn thành), S + would/could/might + have + Vpp.