Question

Which statement best describes the process of desertification?
Forests expand into areas that had been deserts.
Desert areas are created after extensive flooding occurs.
Desert areas expand into areas that had previously been fertile.
Many people move to the desert for economic opportunities.

Answer 1

It should be....
Desert areas expand into areas that had previously been fertile.
Desertification is the drying up off land. Any body of water will now become non existent.

Answer 2

Desert areas expand into areas that had previously been fertile. That is correct ^^