Answer: (Detailed Solution Below)
Option D: 2 and 4
Detailed Solution:
The correct answer is “2 and 4”.
1) Krishnapatnam Port in Andhra Pradesh is considered India's deepest port, with a draft of 18.5 meters.
2) The natural ports of India are: Mumbai Port, Cochin Port, Kolkota Port, Kandla Port, Paradip Fort, Visakhapatnam Port, Mormugao Port, New Mangalore Port, VO Chidambaram Port, and Port Blair.
3) No, Jawahar Lal Nehru Port is not the only mechanized port in India. Some examples of other highly mechanized ports in India include: Mundra Port, Chennai Port and Visakhapatnam Port.
4) Kandla, also known as Deendayal Port, is a tidal port in Gujarat, India.