1. 8672. How may the operation of an installed emer gency locator transmitter (ELT) be verified during aircraft inspection? A. By moving the deactivating switch from the DISARM position to the ARM position while monitoring the civil emergency frequency with a communications receiver at five minutes after the hour. B. By activating the 5 g switch and turning the unit on at five minutes after the hour. C. By tuning a communications receiver to the civil emergency frequency and activating the ELT momentarily within five minutes after the hour.