Select the Venn diagram that best represents the relationship between the following classes.

Food, Vegetable, Dosa

​Food, Vegetable, Dosa

From the given information Venn diagram will be:​

​Food is the largest category, containing both dosa and vegetables, but dosa and vegetables are separate entities.

So, Diagram (d) correctly represents this, as it has one large circle (Food) containing two non-overlapping circles (Vegetable and Dosa), indicating that both are types of food but do not belong to the same category. 

Thus, the correct option is: (d)