Which of the Following Is a Good Interpretation of the Environmental

Which of the following is a good interpretation of the environmental significance of an attribute of a sedimentary rock?

A) Red rocks typically form in deep oceans.
B) Thick bedding implies rapidly changing conditions.
C) Fossils indicate that sediment was deposited in water.
D) Graded beds indicate that the strength of the current decreased through time.
E) None of these.