Which of the following statements are true about 'Nirbhay' Missile, which was successfully flight-tested on 7th November, 2017? 1. It can deliver nuclear warheads to a strike range of 1000 km. 2. It is a land-attack cruise missile. 3. It is an effective counter to Pakistan's 'Babur' missile. 4. It is a supersonic missile. Select the correct answer from the codes given below :