Mithuns play an important role in the socio-cultural life of tribes in Arunachal Pradesh and are used for:

The correct answer is: All of the above.

Mithuns are a type of wild cattle that are found in the northeastern states of India, including Arunachal Pradesh. They are an important part of the socio-cultural life of the tribes in this region and are used for a variety of purposes, including:

• Meat: Mithun meat is a popular food source among the tribes of Arunachal Pradesh. It is considered to be a delicacy and is often served at special occasions.
• Milk: Mithun milk is also a popular food source. It is high in protein and calcium and is often used to make cheese and yogurt.
• Draught power: Mithuns are used as draught animals to pull plows and carts. They are also used to carry heavy loads.
• Ritual purposes: Mithuns are also used in religious ceremonies and rituals. They are often sacrificed to appease the gods or to mark important life events, such as births, marriages, and deaths.

In addition to their practical uses, mithuns are also seen as a symbol of wealth and status among the tribes of Arunachal Pradesh. They are often given as gifts or used as bride price.