Question

Which clastic sediment has the smallest grain size?

a. sand

b. clay

c. pebbles

d. gravel

Answer 1

Your answer should be B

Answer 2

Your answer is B,Clay.

Step-by-step explanation:

Silt is the name of a sediment grain that range in size from 0.625 mm to 0.0039 mm. Mud is the smallest grain size and is also known as clay.