Cattle and buffaloes are important livestock in Tamil Nadu for:

The correct answer is: d) All of the above.

Cattle and buffaloes are important livestock in Tamil Nadu for milk, meat, and draught power.

• Milk: Tamil Nadu is the second largest producer of milk in India, after Uttar Pradesh. About 50% of the milk produced in the state comes from cattle, while the rest comes from buffaloes. Milk is used to make a variety of products, including curd, ghee, and butter.
• Meat: Cattle and buffaloes are also raised for their meat. Beef and buffalo meat are popular in Tamil Nadu, and are used to make a variety of dishes, such as biriyani and kebabs.
• Draught power: Cattle and buffaloes are also used as draught animals. They are used to plow fields, pull carts, and transport goods.

In addition to these three main uses, cattle and buffaloes are also used for a variety of other purposes, such as providing manure, leather, and bones.