The idea that sedimentary rocks are deposited in horizontal layers unless disturbed by forces within the earth can best be explained by which of stenos principles

I believe it would be (principle of horizontality)

B. principle of horizontality

Explanation:

The principle of the horizontality states that the rocks of the sedimentary rock are under the effect of gravity. And it's a relative dating technique. And Was first proposed by the geologist danish pioneer Nicholas steno. As the steno law states that these sedimentary layers are deposited Purley in horizontal strata.