After considering the following statements regarding the main causes of extreme cold in North India during the cold season, the correct statements have been identified.

1. States like Punjab, Haryana and Rajasthan, being far away from the moderating influence of sea, experience continental climate.

2. The snowfall in the nearby Himalayan ranges creates a cold wave situation.

3. Around February, the cold winds coming from the Caspian Sea and Turkmenistan bring a cold wave along with frost and fog over the northwestern parts of India.

Explanation: Agriculture and cattle herding were the primary occupations of the Vedic people.

1. Of the following in India, the 'Bunni' breed of buffalo is mainly found in Gujarat.

2. Banni buffalo, also known as "Kutchhi" or "Kundi", is a breed of buffalo found primarily in the Kutch district of Gujarat, India.

3. This breed is known for its high milk production capacity, disease resistance and adaptability to dry environments.

The Supreme Court's decision to remove personal details of individuals involved in matrimonial litigation is related to the concept of "Right to be forgotten," which is a part of the right to privacy. This right allows individuals to request the removal of their personal information from online platforms and other records if that information is outdated or no longer relevant, preserving their privacy and dignity.