This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Which is pathognomic for motor neuron disease - 
Select and explain. 
A. Fasciculation, B. Bladder, bowel involvement, C. Pseudohypertrophy, D. Sensory loss in patchy manner
A: Fasciculation
Answer: A: Fasciculation 
Explanation: None