Arrange the following steps of preparation of soil in correct order.
A. Sowing
B. Levelling
C. Ploughing
a) Ploughing is the loosening of soil using a plough to improve its aeration before sowing the seeds.
b) Land leveling is making the land surface plain. It increases the water holding ability of soil resulting in better yield.
c) Sowing is planting the crops in soil. This is the last step.