1.)The salinity of estuary water is a
equal to the salinity of river water.
b
less than the salinity of river water.
c
less than the salinity of ocean water.
d
greater than the salinity of ocean water.

2.) Estuaries form where

a
a lake evaporates.
b
a river meets the sea.
c
a river becomes dammed.
d
a wetland becomes filled in.