This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Genetic Disorders, Subject name: Biochemistry
Hypophosphatemic Vitamin D Resistant Rickets is? 
Select and explain. 
A. AR, B. AD, C. XD, D. XR
C: XD
Answer: C: XD 
Explanation: X-linked dominant (XD) inheritance : 1. Hypophosphatemic Vitamin D Resistant Rickets 2. Alpo syndrome 3. Charcot Marie tooth disease 4. Incontinentia Pigmenti 5.Fragile X- syndrome