Explanation: Raphanobrassica is the result of an artificial hybridization between radish and cabbage. The history of Distant hybridization was started with production of a hybrid between carnation(Dianthus caryophyllus) and sweet William (Dianthus barbatus) by Thomas Fairchild in 1717. An interesting intergeneric hybrid Raphanobrassica was produced by the Karpenchenko in 1928 by crossing radish and cabbage.Hence, the correct option is (B).