Answer:
A landmass formed within a river is known as riverine islands. Riverine islands are formed when rocks and mud gets deposited in the river bed by flowing rivers.
<span>Sandstone
is a clastic sedimentary rock. A clastic sedimentary rock is composed of silicate
minerals and rock fragments. They are transported by moving fluids such as
sedimentation due to gravity and are deposited in the area where it stays. They
are composed mostly of feldspar, quartz, rock (lithic) fragments, clay minerals
and mica.</span>
Hi! I believe it's Stormwater Management.
Hope this helps!
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