Study the following statements about the Jhoom farming practised in Mizoram?

A. After cutting one crop, the land is left as it is for some years.

B. The bamboo or weeds which grow on that land are cut and burnt.

C. The land is deeply ploughed before sowing the seeds.

D. In one farm three or four different types of crops are grown.

E. Chemical fertilizers and pesticides are also used as per need.

The correct statements are: