Explanation:

- Gond of M.P.

- Gond people, a major tribal group in central India, including Madhya Pradesh.

- Cross cousin marriage is socially accepted and practiced among them.

- This practice helps in preserving property within the family.

- Correct Answer

- Meenas of Rajasthan

- Meenas are a tribal community primarily from Rajasthan.

- Traditionally follow different marriage customs, not emphasizing cross cousin marriage.

- Bhil of M.P.

- Bhils are scattered across central and western India, including Madhya Pradesh.

- Known for arranging marriages primarily within clans, different from cross cousin practices.

- Todas of Tamil Nadu

- Isolated tribal community residing in the Nilgiris.

- Have unique marriage customs but not centered around cross cousin marriages.