Human paleontology dispute department
Answer:
The gratification of desire, allowance or tolerance.
Explanation:
The best way to handle this situation is to tell to the guest who is in a hurry that you won't be able to take his request as the top priority because there are others who are first in line before him. It would be best to advice him that his order would still be taken care of and would do it as fast as it can with trying to explain that he's not the only one in the restaurant to assure him and prevent conflict.
