The correct answer is b) Wayanad.
The Kurichia are a tribal people of Kerala, India. They are primarily found in the Wayanad district, which is located in the northern part of the state. The Kurichia are a matrilineal society, which means that property and inheritance are passed down through the female line. The Kurichia are also known for their unique culture and traditions, which include a strong oral tradition and a rich folk art.
The Kurichia are a small tribe, with a population of around 100,000 people. They are a scheduled tribe, which means that they are officially recognized as a group that is socially and economically disadvantaged. The Kurichia have faced discrimination and oppression throughout their history, and they continue to face challenges today. However, the Kurichia are a resilient people, and they have a strong sense of community. They are working to preserve their culture and traditions, and they are also working to improve their economic and social conditions.
The other options are incorrect because the Kurichia are not primarily found in those districts. Palakkad is a district in the southern part of Kerala, Malappuram is a district in the northern part of Kerala, and Thrissur is a district in the central part of Kerala.