Concept:The idiom "Throw in the towel" comes from boxing, where a trainer throws a towel into the ring to signal defeat and stop the match. In everyday use, it means to admit failure or stop trying.
Explanation:- When a boxer’s corner throws a towel, the fight ends, and the boxer loses.
- In life, it means giving up on a task or goal after repeated difficulty.
- Example: "After months of struggling, he decided to throw in the towel."
- This idiom directly matches the phrase "Give up" (हार मान लेना).
- Option A (Boast), C (Work harder), and D (Start afresh) have opposite or unrelated meanings.
- Therefore, the idiom clearly means to cease effort and accept defeat.
Answer:B. Give up