An example of companion cropping is

Solution (By Examveda Team)

A companion cropping is a crop sown with the other crop to gain some advantage in yield or crop protection from pests or also one can act as support for another climber crop.
Sugarcane + potato is an example of companion cropping. Sugarcane is a tall plant while potatoes can be grown underground, both can be grown simultaneously in the same field without harming each other.