Which of the following statements accurately describes wetlands?
- Wetlands are areas that are permanently or periodically covered by water.
- Wetlands can only be natural formations and cannot be artificial.
- The water in wetlands can be fresh, brackish, or saline.
- Wetlands are defined as lands saturated with water up to a depth of 10 meters.
AAll
B1, 3
C4 only
D2, 4