The phenomenon of genetic reassoment ?
High-Yield Explanation
Ans. is 'a' i.e., Can occur during reovirus replication . "The segmented genome of rotavirus allow genetic reassoment (exchange of genome segments between virus) during co-infection". . Rotavirus is a reovirus. . Don't get confuse with option 'c' in influenza virus there is antigenic variation not genetic reassoment.