Le Château Joyal Is an Historic Hotel in the Heart

Multiple Choice

Le Château Joyal is an historic hotel in the heart of old Quebec City. It is owned by Riel Hotels, which operates additional properties in Halifax, Montreal, and Winnipeg. Le Château Joyal has 9 floors, with approximately 20 rooms per floor. Facilities also include a workout room, restaurant, and pool. The hotel is organized into 5 departments: front desk, engineering, housekeeping, food & beverage, and customer relations. As part of its operation, Le Château Joyal regularly incurs the following costs:
General manager's salary
Housekeeping supplies
Utility costs
Amortization on workout room equipment
Advertising
Food and beverage costs
Amortization on restaurant equipment
From the perspective of Riel Hotels, advertising specifically for Le Château Joyal is best described as a(n) :

A) Unit-level cost
B) Customer-sustaining cost
C) Product-sustaining cost
D) Batch-level cost