Arrange the following National Waterways in a descending order of their length.

A. National Waterways 1
B. National Waterways 2
C. National Waterways 3
D. National Waterways 4

Choose the correct answer from the options given below:

A, D, B, C

The correct answer is Option (1) → A, D, B, C

A. NW 1 - Allahabad-Haldia stretch (1,620 km)

D. NW 4 - NW 4 Specified stretches of Godavari and Krishna rivers along with Kakinada Puducherry stretch of canals (1078 km)

B.NW 2 - Sadiya-Dhubri stretch (891 km)

C. NW 3 - Kottapuram-Kollam stretch (205 km)