“Remotely piloted aircraft have been divided into five categories,” said a story headlined “Online registration of drones must from Dec. 1” (Aug. 28, 2018), but went on to list only four of them. The five categories are: i) Nano: Less than or equal to 250 gm. ii) Micro: Greater than 250 gm and less than or equal to 2 kg. iii) Small: Greater than 2 kg and less than or equal to 25 kg. iv) Medium: Greater than 25 kg and less than or equal to 150 kg. v) Large: Greater than 150 kg.