This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nerve, Subject name: Physiology
"Nerve terminals release chemicals" is the postulate put foh by: 
Select and explain. 
A. Dale, B. Withering, C. Domagk, D. Loewi
D: Loewi
Answer: D: Loewi 
Explanation: Dale's principle~"A neuron secretes the same neurotransmitter at all its axon terminals." William Withering is credited with the discovery of digitalis. Gerhard Domagk, is credited with the discovery of the first commercially available antibiotic (protonsil), for which he received the 1939 Nobel prize in physiology or medicine. Otto Loewi has been referred to as the "father of neuroscience". he is credited with the discovery of acetyl choline. He was awarded with Nobel Prize in physiology or medicine.