(A) staple crops
(B) ** cash crops
(C) subsistence crops
EXPLANATIONS BELOW
Concept note-1: -Well-known cash crops include coffee, tea, cocoa, cotton, and sugarcane.
Concept note-2: -Cash crops are agricultural crops that are planted for the purpose of selling on the market or for export to make profit, as distinguished from subsistence crops planted for the purpose of self-supply of the farmer (like livestock feeding or food for the family).
Concept note-3: -The highest yield cash crops in the world are: Sugar cane. Sugar beet. Tomato.
Concept note-4: -Plantation farming is an extensive commercial system is characterized by cultivation of a single cash crop in plantations of estates on a large scale.