Final answer:
The rule that Ari sets in the hospital is 'No eating in the patient's room'. This rule is important for maintaining cleanliness and preventing health risks.
Step-by-step explanation:
The rule that Ari sets in the hospital is: No eating in the patient's room. This policy is commonly enforced to maintain cleanliness, prevent the risk of contamination or allergies, and ensure the safety of the patients. Eating in a patient's room can attract pests, increase the risk of infections, and cause conflicts among the patients.
To promote hygiene and prevent potential health issues, it is important to follow this rule. Patients can enjoy their meals in designated areas such as the hospital cafeteria, dining hall, or communal spaces provided by the healthcare facility. By observing this rule, the hospital can create a healthier and more comfortable environment for patients.
In summary, the rule set by Ari in the hospital is No eating in the patient's room. This policy is essential for maintaining cleanliness, preventing health risks, and ensuring the well-being of the patients.