Correct option is C
The correct meaning of the idiom “Up in arms” is “Ready to fight.”
Given Idiom: Up in arms - To be very angry or ready to protest or fight.
Hindi Meaning: लड़ाई या विरोध के लिए तैयार होना।
Meaning in context: The idiom implies that someone is prepared to fight or protest about something.
Example: The employees were up in arms when they learned about the pay cuts.
Example 2: The residents were up in arms over the proposed construction in their neighborhood.