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
Reversible pulpits is 
Select and explain. 
A. Aggravated by heat and relieved by cold, B. Aggravated by cold and relieved by heat, C. No reaction to hot and cold, D. Reacts to electric pulp tester
D: Reacts to electric pulp tester
Answer: D: Reacts to electric pulp tester 
Explanation: None