Rapid movement between classes a ruling of wealthy merchants and growing middle class
<span>Farmers in the Amazon River Basin have blamed mining and D. the removal of native plants for the cause of reduction in soil fertility. When the rain forest was cleared of vegetation it took all the nutrients from the soil with it.</span>
These answers seem to be somewhat strange. None of these answers could be really considered correct. Japan has always been a very self-sufficient country that has relied on itself. Later on during an era when isolation was an active strategy of the Japanese people it was done due to a desire of minimizing foreign influence. Among these D - difficult navigation in surrounding seas would perhaps be most correct.
To keep the Soviet Union from supplying China with military aid.
