Tick anything you already have, in any order. Quests unlock once this is done.
Sims cost about five pounds and are what every racer recommends. Crashing there is free, and the first ten hours of learning acro mode are all crashes.
Get an FPV simulator3 things left above. Quests are real things you go and do, so they only make sense once you have what you need.
First one waiting: Fly a simulator until you can lap a course