Which ad unit has a maximum length of 180 seconds, so you can test longer-form creative from other digital platforms? By vmartinez Which ad unit has a maximum length of 180 seconds, so you can test longer-form creative from other digital platforms? Lenses AR Experience Story Ad Video Ad Dynamic Ad Related content Related questions:In this course, we explored common creative test…A car retailer wants to use Chrome hardware for…With Video Ads, the first ________ seconds drive the…With Video Ads, the first ________ seconds drive the…