Question id 2 - Flight performance and planning - EASA Drone Quiz A2

It turns off obstacle avoidance sensors to save battery
It physically limits the maximum altitude to 50 meters AGL
It limits the maximum speed to 3 m/s, allowing flights up to 5 meters from uninvolved people
It increases the remote controller's transmission latency

Training tests and timed exam simulations EASA Drone Quiz A2