The correct answer is: B. Austro-Asiatic.
The Mundari language is a member of the Austro-Asiatic language family, which is spoken by over 100 million people in Southeast Asia, East Asia, and South Asia. The Austro-Asiatic language family is the third largest language family in the world, after Indo-European and Niger-Congo.
The Mundari language is spoken by the Munda people, who are an indigenous people of India. The Munda people are concentrated in the states of Jharkhand, Bihar, and Odisha. The Mundari language is also spoken in the neighboring countries of Bangladesh and Nepal.
The Mundari language is a tonal language, which means that the pitch of a speaker’s voice can change the meaning of a word. The Mundari language also has a complex system of noun classes, which are used to classify nouns according to their meaning.
The Mundari language is a rich and vibrant language with a long history. The Mundari language is a vital part of the culture and identity of the Munda people.
The other options are incorrect because:
- Option A is incorrect because the Dravidian language family is spoken in South India.
- Option C is incorrect because the Tibeto-Burman language family is spoken in Southeast Asia and East Asia.
- Option D is incorrect because the Indo-Aryan language family is spoken in South Asia.