To end in smoke —

A. To make completely understand
B. To ruin oneself
C. TBoth A & B
D. None of these

🧠 Explanation:

“To end in smoke” means to ruin oneself, failing efforts. For English students, this highlights idioms, making it a key topic for studying linguistic expressions, communication, and cultural phrases. Idioms depict failure. Understanding this ensures expressive clarity. It’s essential for mastering idioms in communication. Studying this idiom offers insights into how language conveys loss, crucial for English, journalism, and communication.