Muscovite belongs to the mica group of minerals, which are known for their perfect basal cleavage, allowing them to split into thin sheets. These minerals are silicates, typically found in metamorphic and igneous rocks
Which of the following statements (with regard to earth pressure) are correct?
A. Any movement of the retaining wall away from the fill corresponds to active earth pressure.
B. Under earthquake loading, the pore pressure decreases in saturated silty soil.
C. Coulomb's earth pressure theory does not take the roughness of wall into consideration.
D. Rankine's earth pressure theory considers that the retaining wall has a vertical backfill.
Match List-I with List-II 

