Consider the following statements about the main reasons for the excessive cold in north India during the cold weather season and identify which of the statements are correct.
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.