What are the responsibilities of the food and beverage operations manager of restaurants and specialized food?

The Director of Food & Beverage provides strategic and operational leadership, guidance, direction, and tactical expertise on food & beverage concepts.

Drives Hotel profitability through revenue generation in various food and beverage / outlets (i.e., room service, restaurants, banquets, kitchens, stewarding, retail), cost control, and guest  satisfaction

I agree with your answer .