<span>Farmers can reduce soil erosion by contour plowing. The correct option among all the options that are given in the question is the second option or option "B". The other choices given in the question are incorrect and can be neglected. I hope that this is the answer that has actually come to your desired help.</span>
The Ural mountains create a distinct border between Europe ans Asia.
Hope this Helps!
C is the answer, i know this is late but it can at least help some one else maybe