Assam has a significant population of:

The correct answer is: c) Buffaloes.

Assam has a significant population of buffaloes. In fact, Assam is the second largest producer of buffalo milk in India. Buffaloes are used for a variety of purposes in Assam, including milk production, meat production, and draft power.

Goats are also found in Assam, but they are not as common as buffaloes. Sheep are not native to Assam, but they are raised in some parts of the state. Yaks are not found in Assam.

Here is a brief description of each option:

• Goats are small ruminants that are raised for their meat, milk, and wool. They are found in many parts of the world, including Assam. Goats are very adaptable animals and can survive in a variety of climates.
• Sheep are also small ruminants that are raised for their meat, milk, and wool. They are found in many parts of the world, but they are not native to Assam. Sheep are not as adaptable as goats and require more care.
• Buffaloes are large, domesticated cattle that are raised for their milk, meat, and draft power. They are found in many parts of the world, including Assam. Buffaloes are very strong animals and can be used to plow fields and pull carts.
• Yaks are large, domesticated cattle that are found in the high mountains of Asia. They are not found in Assam. Yaks are very hardy animals and can survive in cold climates.