Fact 1: Asandbar is formed by water moving sediment downstream. Fact 2: Shoreline currents carrying sediments build sandbars and spits across bay mouths. Given the two facts above, what moves sediment downstream?

Select from the following.
(I) streams.
(II) High winds
(III) streams
(IV) rivers
(V) Fish
(VI) Tourists
(VII) Currents
(VIII) flooding
Answer:
(VII)