As clastic sediment is transported downstream, away from its point of origin, what happens to the clasts? a) they are poorly sorted. b) all of the possible answers are correct. c) they become more angular. d) they become smaller in size.

D) They become smaller in size.

Explanation:

As clastic sediment is transported downstream, clastic sediments increase in maturity as they are transported farther from their point of origin. Along the way, they become smaller, increasingly well-rounded, and well-sorted, and easily weathered grains are gradually destroyed.

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