Answer:
Contour ploughing is the farming practice of plowing and/or planting across a slope following its elevation contour lines. These contour lines create a water break which reduces the formation of rills and gullies during times of heavy water run-off; which is a major cause of soil erosion.
Explanation:
please give me brainlist
The major threat came from the Seljuk Turks.
C. near south asia and europe
Probably A or B. Sorry if this doesn't help.
