Read the following statements carefully and choose which of them is/are correct by using the codes given below.
1. The length of Odisha coast is about 480kms.
2. River Subarnarekha divides Odisha and west Bengal.
3. There were only six districts in Odisha when it became a separate state in 1936.
1
only 1 is correct
2
1 & 3 are correct
3
2 & 3 are correct
4
1, 2 & 3 are correct