Consider the following statements. Choose the option that correctly describes the interaction between folk, tribal traditions, and leading schools of thought in Indian culture.
(i) Folk and tribal traditions were isolated and did not influence mainstream beliefs.
(ii) There was constant interaction, with deities, concepts, and rituals being exchanged freely.
(iii) Tribal beliefs were eradicated by the leading schools of thought.
(iv) Leading schools of thought rejected any influence from folk and tribal traditions.