Extracted text: for a soil profile consists of a two- way drainage clay layer of 5 meters with W.T at N.G.S., total unit weight of 19kN/m, Cc=0.2, Cv=0.1 m?/month and eo=0.9, after the application of a surcharge of 200 kN/m2, answer the followings: - The initial effective stress (kN/m2) at the mid of the clay layer is: Choose... + The final effective stress (kN/m2) at the mid of the clay layer is: Choose... + The total consolidation Choose... settlement (m) is: