Answer : 2. "किसी विशेष डेटा या समय के दौरान"
Explanation :

it can be programmed to activate during a particular date or time, making it a significant threat if it goes undetected until the specified trigger conditions are met. Time bombs are often used by attackers to initiate their malicious activities at a specific moment, adding an element of surprise and making it difficult to prevent or mitigate the damage.