Alternate Freezing and Thawing of Soils Results in the "Heaving

Multiple Choice

Alternate freezing and thawing of soils results in the "heaving" of plants and the destruction of shallow building foundations.This effect is due primarily to _____.

A) the expansion of water when it freezes
B) the wetting and drying of swelling-type clays
C) pressure from upward movement of water from lower horizons
D) the breaking down of soil aggregates due to freezing and thawing
E) the hydration of adsorbed cations on the soil colloids