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
DNA restriction is done by the following method: 
Select and explain. 
A. Paper chromatography, B. Electrophoresis agargel method, C. Spectrophotometer, D. Spectrometry
B: Electrophoresis agargel method
Answer: B: Electrophoresis agargel method 
Explanation: B i.e. Electrophoresis agar gel method