Which two causes may be occurring if an integration test is working, but the integration is not fetching incidents? (Choose two.)

Which two causes may be occurring if an integration test is working, but the integration is not fetching incidents? (Choose two.)
A . The ’Fetches Incidents’ option may not have been enabled
B . There are no new events from the external service
C . The first fetch should be manually triggered to start the fetching process
D . It can take up to 1-hour before incidents are initially fetched

Answer: A,C