Correct Answer: DCAB

Solution : The correct choice is the fourth option : DCAB .

The paragraph starts with sentence D , which serves as an introduction, providing essential information about what an onion is and why it is grown. It is then followed by sentence C, which provides additional context about the origin and widespread cultivation of onions, followed by sentence A , which introduces a specific characteristic of onions, their low nutrient content but high value for flavour and culinary use. The paragraph concludes with sentence B , which elaborates on the culinary uses of onions, explaining how they enhance the flavour of various dishes and can be prepared in different ways.