1. Which of the following therapies are used for common cold prophylaxis in children?

• Vitamin C
• Zinc sulfate
• Probiotics
• All of the above

2. A 6-year-old girl is a known case of bronchial asthma. Her parents enquire about interventions for the prevention of the common cold for her. Which of the following is not recommended?

• Hand hygiene
• Intensive exercise
• Prebiotics
• Probiotics

3. State whether the following statement is true or false: Bacterial pneumonia is a common secondary infection of the common cold.

• True
• False

4. A 5-year-old boy presents with the common cold. Which of the following is recommended for this patient?

• Cough and cold medications
• Vapour rub
• Decongestant
• All of the above

5. State whether the following statement is true or false: Vitamin D insufficiency has been associated with a higher incidence of respiratory tract infection.

• True
• False