It can be inferred from the passage that if Cope’s hypothesis were correct, which of the following would most likely be true concerning salt-affected areas in Victoria?

It can be inferred from the passage that if Cope’s hypothesis were correct, which of the following would most likely be true concerning salt-affected areas in Victoria?
A . The permeable layer of soil would be less thick than the impermeable layer.
B . Average soil salinity would be less before a rainfall than after a rainfall.
C . Average soil salinity on certain hillside areas would be less than average soil salinity in adjacent valleys.
D . During a year of especially low rainfall, the salinity of the soil on the valley floor would decrease.
E . The land in valley floors affected by salinization would tend to be waterlogged except in dry seasons.

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Answer: C