Which among the following correctly associated with NINJA UAVs ........

Geography Transport

Which among the following correctly associated with NINJA UAVs?

Drone-based surveillance for implementation of the COVID-19 lockdown.

Indian Railways drone-based surveillance system.

Indian Navy surveillance drone.

A name given to Japan's drone-based surveillance system.

Recently, Indian Railways started deploying “Ninja UAVs” for establishing a drone-based surveillance system.

It will be deployed in railway areas like station premises, Railway track sections, yards, workshops, etc.
They are capable of real-time tracking, video streaming and may be operated on Automatic Fail-Safe mode.
They are lightweight and economical micro contraptions built for mapping and surveillance.
It is a drone or unmanned aerial vehicle(UAV) procured by the Indian Railways to monitor its assets, ensure safety for passengers and aid the deployed security personnel.

Hence option 2nd is correct.