Which of the following submarines are part of Project 75 of the Indian Navy?
1. INS Kalvari
2. INS Chakra
3. INS Khanderi
4. INS Arihant
5. INS Karanj
6. INS Vela
7. INS Vaghsheer
Select the correct answer using the code given below:
1
1, 3, 5, 6, and 7 only
2
1, 2, 3, 4, 6, and 7 only
3
2, 4, 5, and 7 only
4
1, 3, 4, 5, and 6 only