Question

A geologist examining a road cut at this location would recognize that Layer A is

than Layer B. This conclusion is made through the principle of

Answer 1

Younger, superposition

Explanation:

The first answer is younger, because for one, it's on the top of the ground sequence, and two because the second question options all prove that answer and not the "older" one.

The second answer is superposition, which states that it goes oldest to youngest from base up.

-Lexi