The idea that younger rock layers are deposited on top of older rock layers in an undisturbed section of sedimentary rock can best be explained by which of Steno's principles?
Aprinciple of superposition
Bprinciple of original horizontality
Cprinciple of original lateral continuity
Dprinciple of faunal succession
Aprinciple of superposition
Bprinciple of original horizontality
Cprinciple of original lateral continuity
Dprinciple of faunal succession