Initial management of the acute asthma exacerbation includes:

Correct Answer: A

Rationale: First-line treatment for acute asthma exacerbations includes oxygen, nebulized β2 agonists (albuterol), and systemic corticosteroids. Aminophylline and magnesium sulfate are reserved for severe, refractory cases.

Correct Answer: B

Rationale: The correct answer is B. When introducing solid foods to infants, it is important to introduce one food item at a time, with intervals of 4 to 7 days between each new food. This allows for the identification of any potential food allergies or intolerances. It is important to proceed gradually and monitor for any adverse reactions.

Correct Answer: B

Rationale: L2 ALL is characterized by large, irregular blasts and is more common in adults.

Correct Answer: A

Rationale: Multiculturalism enriches societies by promoting diverse cultural experiences, fostering understanding, and encouraging mutual respect among different groups.

Correct Answer: C

Rationale: Wilson's disease is an autosomal recessive disorder with defective copper excretion, leading to low ceruloplasmin and copper accumulation.