Everyone will have the same answer, Holding and Trading both of method can make you earn money from crypto.
Holding is good if you like investing (but make sure only hold crypto that has potential will moon soon) but Trading is good also for people who aim for a quick profit...

But, there are some people use crypto as a payment option too. Unfortunately, crypto is illegal for use as a payment option in my country. That's why I only using crypto for investing...