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
Chloride responsive alkalosis, causes are -a) Severe vomitingb) Bartter's syndromec) Milk alkali syndromed) Frusemide therapy 
Select and explain. 
A. acd, B. bcd, C. abc, D. ab
A: acd
Answer: A: acd 
Explanation: None