Which of the Following Comparisons of the Three Different Classes

Multiple Choice

Which of the following comparisons of the three different classes of salt-affected soils is correct?

A) Sodic soils generally have the lowest pH.
B) Saline soils are generally higher in soluble salts than saline-sodic soils.
C) Sodic soils generally have the highest EC levels.
D) The pH of saline soils is generally above 8.5.
E) Sodic soils are commonly formed by leaching saline-sodic soils.