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. Hypeension, C. Chronic CHF, D. Arrhythmia
A: Acute CHF
Answer: A: Acute CHF 
Explanation: Ans. is 'a' i.e., Actue CHF b -blckers are contraindicated in acute decompensated hea failure.