Imbrication Is a Process That Results In

Imbrication is a process that results in:

A) an extremely well-preserved archaeological record that directly reflects human behavior.
B) clay-rich soils pushing artifacts upward as the sediment swells and then moves them down as cracks form during dry cycles.
C) stones in a riverbed lying with their upstream ends slightly higher than their downstream ends.
D) stones in a riverbed lying with their upstream ends slightly lower than their downstream ends.