This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
The 9 month old child of a diabetic mother presents with tachypnea and hepatomegaly. Echo cardiography of the heart showed normal cardiac morphology with asymmetric septal hypertrophy. Which of the following you will give to treat this child 
Select and explain. 
A. Digoxin, B. Frusemide, C. Propanolol, D. Isoptin
C: Propanolol
Answer: C: Propanolol 
Explanation: None