Select the method(s) of irrigation which can be employed in an uneven land.
The correct option is
B.Sprinkler
Traditional methods of irrigation such as moat and chain pump are useful only in the plains, where the flat terrain aids the easy flow of water into the fields. A sprinkler system is more useful on uneven lands where sufficient water is not available. In this method, water is supplied using pipes to one or more central locations within the field. When water is allowed to flow under high pressure with the help of a pump, it gets sprinkled on the crops. Rahat is a system that uses livestock as labor, an old form of irrigation process wherein wheels have been used to take water out of a well. Rahat is a system that uses animals.