A huge fan of both in-stream and discovery ads, what advice would you share with Andreas who would like to set up his video campaign in Google Ads?

Select the video links in the video component Properties panel to add a video to an ad group
Import videos for both in-stream and discovery ads using the import video group feature
Create one ad group for in-stream ads and one for video discovery ads
Create one ad group for both in-stream and video discovery ads