This Figure Shows Two Sections That Partially Overlap in Age

Multiple Choice

This figure shows two sections that partially overlap in age. Dashed lines show how the two sections correlate. What can you conclude from these correlations?

A) the oldest unit is unit 4
B) the youngest unit is unit 6
C) the rate at which unit 5 was deposited was constant across the area
D) the left section represents older rocks than the right section
E) none of these