How do you get C rank in Yo-kai Watch?

I'm curious, how exactly does one attain the C rank in Yo-kai Watch? I've been trying my best to collect Yo-kai and complete quests, but I'm still struggling to make the jump to C rank. Are there any specific strategies or tips you could share that have helped you or others achieve this milestone in the game? I'm eager to learn and improve my Yo-kai Watch gameplay.