<span>The process by witch fertile land becomes desert, typically as a result of drought, deforestation. or inappropriate agriculture</span>
<span>Dr. Hiroshiko's views are most consistent with a psychologist named Charles Spearman who created a theory that all intelligent behavior is due to one single factor inside the brain and that this could be measured with one unit of measurement, such as an IQ test.</span>
The answer to this question is d
The first one is True and the second one is Taxation.
I Know this because we just Studied this in my History Cass.
I Hope This Helps :)