The answer is a
As when the forest has been cleared there is nothing to reduce the amount of rain from hitting the soil, the rain washes away all the nutrients and sometimes even soil.
Hope this helps
2km is the same as 2000m which is the same as 200000 cm.
BUT don't make the same mistake as the other answer. This is 200000 cm per 100000 years. Divide 200000 by 100000 to get <em>2 cm per year.</em>
Hope this helps!
spices are the main reason for acquisition of southeast asian colonies by european nation