A delta is formed by deposition of sediment at the mouth of a river by water fanning out.
Deltas are typical on coastlines with large rivers.
Rivers will fan out and deposit sediment typically near a coastline.
rivers will fan out and deposit sediments near what

a. distance
b. rocks
c. coastlines
d. waterfalls
e. patch reefs
f. narrow valleys
g. forests
h. salinity