This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thorax, Subject name: Anatomy
Which is the motor supply of diaphragm? 
Select and explain. 
A. Phrenic nerve, B. Thoracodorsal nerve, C. Intercostals, D. Sympathetic nerves
A: Phrenic nerve
Answer: A: Phrenic nerve 
Explanation: Ans. A Phrenic nerveRef: BDQ 6th ed. Vol 1 pg. 192NERVE SUPPLY OF DIAPHRAGM* Motor supply: Phrenic nerve* Sensory supply:# Peripheral part: Lower 6 intercostal nerves# Central part: Phrenic nerve