The most common breed of sheep reared in Karnataka:

Deccani
Marwari
Nellore
Mandya

The correct answer is A) Deccani.

The Deccani sheep is a breed of sheep that is native to the Deccan Plateau in India. It is the most common breed of sheep reared in Karnataka. The Deccani sheep is a hardy breed that is well-adapted to the hot and dry climate of the Deccan Plateau. It is a medium-sized breed with a long, coarse fleece. The Deccani sheep is a dual-purpose breed, being raised for both meat and wool.

The Marwari sheep is a breed of sheep that is native to the Marwar region of Rajasthan, India. It is a medium-sized breed with a long, coarse fleece. The Marwari sheep is a dual-purpose breed, being raised for both meat and wool.

The Nellore sheep is a breed of sheep that is native to the Nellore district of Andhra Pradesh, India. It is a medium-sized breed with a long, fine fleece. The Nellore sheep is a dual-purpose breed, being raised for both meat and wool.

The Mandya sheep is a breed of sheep that is native to the Mandya district of Karnataka, India. It is a small-sized breed with a short, fine fleece. The Mandya sheep is a dual-purpose breed, being raised for both meat and wool.