Carveries established in restaurants or hotels are traditionally classified as a modified form of which food service style?

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Selective menus in special institutions offer multiple choices to consumers to satisfy individual food preferences. Reason (R): Selective menus simplify meal planning and reduce labor and food preparation time compared to non-selective menus. In light of the above statements, choose the correct answer:

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Prime cost in the food service industry encompasses both food and beverage costs as well as labor costs. Reason (R): Prime cost refers only to the cost of raw ingredients used in menu items. In light of the above statements, choose the correct answer: