Final answer:
During the drink order, the server should suggest popular and refreshing beverages to the customers based on their preferences or commonly ordered drinks.
Step-by-step explanation:
During the drink order, the server should suggest popular and refreshing beverages to the customers. The server can recommend beverages based on the preferences of the majority of the customers or the most commonly ordered drinks. For example, if the survey results show that a large percentage of the customers prefer soda or iced tea, the server can suggest these beverages to new customers.