Shallow coastal accumulations of sand that rise above the sea as long, narrow islands are called:

A) barrier islands
B) fringing islands
C) sand islands

Barrier Islands

Narrow, elongated islands lying parallel to the coast, formed largely of sand, protecting the coast from erosion and storms.

Coastal Accumulations

The build-up of sedimentary materials, such as sand and gravel, along coastlines due to oceanic and tidal movements.

Shallow

relating to an area of water that is not deep.