3. Consider the following statements about INS Arihant
1.INS Arihant is India’s first indigenously-designed, developed and manufactured nuclear-powered ballistic missile submarine.
2.Its design is based on the Russian Akula-1 class submarine.
3.It can carry Sagarika and Shaurya Missiles
4.The deployment of INS Arihant led to the completion of India’s nuclear triad.
Which of the above statements is/are correct?