Solution:Khasi and Garo speaking population are found in the state of Meghalaya, Assam and Mizoram. So it is not possible to select any one option.
Khasi
The Khasi are an ethnic group in north-eastern India. They are known for weaving cane mats, stools, and baskets. They also extract iron ore to make knives, utensils, guns, and other weapons. The Khasi practice duolocal post-marital residence, where the husband lives separately from the wife's parents' residence. The Khasi have an aversion to cross-cousin marriage.
Garo
The Garos are an ethnic group from the Indian subcontinent. They are also known as A'chik or Mande. They weave the material used for their costumes called the 'Dakmanda'. The Garos are distributed over the five Garo Hills districts of Meghalaya. They are also found in the Mymensingh district of Bangladesh, and the Kamrup, Goalpara, and Karbi-Anglong districts of Assam.