This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Infection, Subject name: Medicine
The incubation period of mumps is- 
Select and explain. 
A. 1 -2 weeks, B. 2-3 weeks, C. 3-4 weeks, D. 4-5 weeks
B: 2-3 weeks
Answer: B: 2-3 weeks 
Explanation: Incubation period of mumps is 2-3 wks Ref Harrison20th edition pg 897