Delta (geography) Delta is a low plain composed of clay, sand, gravel, and other sediments deposited at the mouth of a river.
(Delta (geography) Delta; is; a low plain composed of clay, sand, gravel, and other sediments deposited at the mouth of a river) (a low plain composed of clay, sand, gravel, and other sediments; deposited; at the mouth of a river)
Delta (geography) Delta a low plain composed of clay, sand, gravel, and other sediments
is deposited
a low plain composed of clay, sand, gravel, and other sediments deposited at the mouth of a river
at the mouth of a river