The diagram shows a soil profile with following properties:Sand layer: γsat=20.86 kN/m³Clay layer: W=38%, Cc=0.26, G=2.72, Z=2mFind the effective pressure in clay layer.

The diagram shows a soil profile with following properties:Sand layer:

1.	The diagram shows a soil profile with following properties:Sand layer: γsat=20.86 kN/m³Clay layer: W=38%, Cc=0.26, G=2.72, Z=2mFind the effective pressure in clay layer.
A.	34.5 KN/m³
B.	45.0 KN/m³
C.	16.6 KN/m³
D.	81.5 KN/m³
Answer» D. 81.5 KN/m³