Shrink-swell potential in soils is a larger problem: Hint….you need clay to have problems with shrink-swell….which of these weathers into clay?)
A. in regions that have pink granite as a basement rock (feldspar rich)
B. in regions that have limestone as a basement rock (carbonate rich) C. in regions that have basalt as a basement rock (pyroxene rich)
D. in regions that have quartz sandstone as a basement rock (silica rich)
E. in regions that have diorite as a basement rock (augite and olivine rich)
F. in regions that have quartzite as a basement rock (silica rich