What are the two main classes into which we can classify clouds from the perspective of dynamic view?

Question

Question EASA Drone Quiz - Meteorology

QuizVDS · Accepted Answer

By the body of the drone itself

QuizVDS · Answer

By rotor blades

QuizVDS · Answer

By the rotation of all propellers

QuizVDS · Answer

By the pair of propellers that rotates the fastest

Id 282 - EASA Drone Quiz – Drone Pilot Certification - What are the two main classes into which we can classify clouds from the perspective of dynamic view?