Answer:
The correct answer is Variable Cost.
Step-by-step explanation:
According to the scenario, the rent and manager salary is fixed, so, it is under fixed cost.
Whereas, Cost of supplies ( i.e. napkins, bags and condiments) are variable according to the number of customer. As the number of customer increases, cost of supply also increases and as the number of customer decreases, cost of supply also decreases.
This type of cost is known as Variable cost,
Hence, The cost of supply is Variable cost in the given scenario.