<prompt> All of the following are features of mumps, except:Caused by paramyxovirusAseptic meningitis is a complication in childrenOrchitis is a complication in adultsIncubation period is less than 2 weeks  <response>: d. Incubation period is less than 2 weeksRef: Nelsons 20e p 1552-1553, Ghai 8e p 217-218Mumps virus is a single stranded RNA virus in the family Paramyxoviridae and the genus Rubulavirus. 