Answer and explanation:
Fixed Costs are business expenses that do not change as the level of production goes up or down. They are one of two types of business expenses, the other being variable costs. Variable costs do change as the volume of production increases or decreases. Thus:
A) Ingredients (flour, butter, sugar) - Variable cost
B) Bakers (cooks) - Variable cost
C) Rent - Fixed cost
D) Payments for equipment (ovens) - Fixed cost
E) Interest payments for borrowed capital - Fixed cost