You would maintain oral tradition by passing down a folktale/fable to future generations verbally
In this sentence, there are 3 verbs if we count Writing to be a verb. It is a gerund that functions as a noun, but is technically still a verb. Can and Learn are also verbs, so the correct answer should be 3.
This is what I searched up in google. You can put it in your own words if you want to.