[HELP]CPA , affiliate or Dropshipping

Hi everyone im new to BHW and i want to start making money online (i want to take my time) .I know there is many ways to do so (dropshipping, cpa , IG ..) but i want to focus on one thing.What do you guys advice me to learn? I think that learning to program apps is also profitable? or is it a waste of time?
thanks for your time.