This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Surgery
in the condition above the patients presents with ? 
Select and explain. 
A. hyperkalemia, B. metabolic alkalosis + paradoxical renal aciduria, C. hypernatremia + hypochloremia, D. metabolicacidosis
B: metabolic alkalosis + paradoxical renal aciduria
Answer: B: metabolic alkalosis + paradoxical renal aciduria 
Explanation: image is : gastric outlet obstruction patient presents with vomiting/ball rolling hypokalemia,hyponatremia, hypochloremia metabolic alkalosis + paradoxical renal aciduria treatment: iv fluids ,NS + kcl supplement ref : bailey and love 27th ed