Wetlands

Which among the following are descriptions of ‘Wetlands’:

  1. It acts as lungs of the ecosystem.
  2. It acts as a shock absorber.
  3. It acts as natural sponge.

Choose the correct answer from the code given below:

A
2 only
B
2 and 3 only
C
1, 2 and 3
D
1 and 2 only