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
Color change in a process indicator strip indicates 
Select and explain. 
A. verification of sterilization., B. verification of completed sterilization cycle., C. a change in pH., D. a need to reprocess.
B: verification of completed sterilization cycle.
Answer: B: verification of completed sterilization cycle. 
Explanation: None