This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disorder of Metabolism & Connective Tissue, Subject name: Medicine
Doughy skin and woody induration of tongue is seen in? 
Select and explain. 
A. Hypernatremia, B. Hyponatremia, C. Hypokalemia, D. Hyperkalemia
A: Hypernatremia
Answer: A: Hypernatremia 
Explanation: Ans. is 'a' i.e., Hypernatremia