Which of the following IS NOT a reason why estuaries are important?

they provide a nursery for many types of fish
they are the least polluted areas of the ocean.
they are extremely productive
they are great for transporting goods for manufacturing and trade
they control flooding by acting as a buffer

Respuesta :

the one that is not a reason why estuaries are important is : 
they control flooding by acting as a buffer
Estuaries refers to a coastal where freshwater and salt water mixed

hope this helps