Which of the following statement is incorrect? (a) The maximum stable slope in a coarse-grained soil (φ’= x o), in the absence of seepage, is x o (b) Taylor’s method can be used to assess long term slope stability (c) Slopes with clay should be assessed using both short-term and long-term loading conditions (d) The maximum stable slope in a coarse-grained soil (φ’= x o), in the presence of seepage, is half of x o    x = 25

Which of the following statement is incorrect?
(a) The maximum stable slope in a coarse-grained soil (φ’= x o), in the absence of
seepage, is x o
(b) Taylor’s method can be used to assess long term slope stability
(c) Slopes with clay should be assessed using both short-term and long-term loading
conditions
(d) The maximum stable slope in a coarse-grained soil (φ’= x o), in the presence of
seepage, is half of x o 

x = 25