FAA Regulation

Continue the mission, airplanes are not allowed to fly lower than 500 feet AGL unless around an airport. Give way and stay clear from the crop duster.   Continue the mission, ...

No, Part 107 requires a Remote Pilot certificate. Yes, as a Student Pilot they can. Yes, under the direct supervision of a remote Pilot in Command. 

The Administrator, authorized representatives from the NTSB or TSA, or any Federal, State, or Local Law enforcement officers.  The General Public and any Government Employees. Any Government employee.

make sure the UAS is within 400 feet of the control station. maintain line of sight throughout the entire process.   have a visual observer.

The remote pilot must contact the Air Traffic Control (ATC) facility after launching the unmanned aircraft. The remote pilot must monitor the Air Traffic Control (ATC) frequency from launch to recovery. The remote pilot must have prior authorization from the ...

Visual observer.  Person manipulating the controls. Remote PIC.

notify the FAA within 10 days. cancel the registration on the FAA Drone Zone.  send the remaining parts to the FAA for investigation.

Only when the operator will be paid for commercial services. All civilian small UAs weighing greater than .55 pounds must be registered regardless of its intended use.  When the small UA ...

Flying in a prohibited area. Flying without Remote ID. Flying in class B airspace without ADSB-Out.

must be made immediately to the NTSB.  must be made within 10 days to the FAA. is not required.