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: Pharmacology
Beta blockers are not indicated in: 
Select and explain. 
A. Acute CHF, B. Hypertension, C. Chronic CHF, D. Arrhythmia
A: Acute CHF
Answer: A: Acute CHF 
Explanation: None