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: Dental
Use of dimethyl-P-toluidine is indicated for 
Select and explain. 
A. Thermal polymerization of acrylic, B. Chemical polymerization, C. Retarding the polymerization reaction, D. To inhibit the action of benzoyl peroxide
B: Chemical polymerization
Answer: B: Chemical polymerization 
Explanation: None