Answer:
True
Explanation:
Both the alluvial fan and delta is formed by the deposition of sediments found in the water of river.
The common shapes formed by delta are fan, pie wedge etc. The constituents of its sediments deposits are sand, cobble, rock, gravel etc.
An alluvial fan has triangular deposits of gravel, sand, and silt which all together is called as alluvium.
The composition of the deposits of both alluvial fan and delta are similar to the composition of river sediment.
Hence, the given statement is true.
