What factors are impacted by the success of the food and beverage sector of a hotel? Select one: a. the quality of online guest reviews, the hotel's carbon footprint, and the star rating b. the amount of taxes that the hotel pays, the total yearly profit, and the employee turnover rate c. the hotel's popularity among elderly people, the rate of the rooms, and it's overall success d. the establishment's reputation, star rating, and overall degree of luxury