Arrange the confluence points of the Ganga river system from north to south direction.

1. Vishnu Prayag

2. Karna Prayag

3. Rudra Prayag

4. Dev Prayag

Select the correct answer using the code given below:

Refer to the map given below:

At Dev Prayag, the Bhagirathi meets the Alaknanda; hereafter, it is known as the Ganga. The Alaknanda has its source in the Satopanth glacier above Badrinath. The Alaknanda consists of the Dhauli and the Vishnu Ganga, which meet at Joshimath or Vishnu Prayag. The other tributaries of Alaknanda, such as the Pindar, join it at Karna Prayag, while Mandakini or Kali Ganga meets it at Rudra Prayag. The Ganga enters the plains at Haridwar.