Examine the following diagram. Place the labeled layers in order from youngest to oldest.

Question

Diagram showing a section of rock strata. The bottommost layer is labeled 'A'; the layer directly on top of layer A is labeled 'B'; the layer directly on top of layer B is labeled 'D'; a narrow section of rock, labeled 'C,' extends from A through B and D and culminates in a volcano.

A, B, C, D
C, D, B, A
D, A, B, C
C, B, A, D

i really need help with this pls help me

Answer 1

oldest is A, then B. CDBA

Answer 2

Thank you so much!

Answer 3

c,d,b,a

Answer 4

Using the following diagram to determine which rocks are oldest or youngest is referred to as _____.