You want to create a background image for an expandable YouTube video ad. What is the size of the static background image that YouTube requires for the expandable YouTube video ad?
A. 640×360
B. 500×500
C. 300×250
D. 950×500
You want to create a background image for an expandable YouTube video ad. What is the size of the static background image that YouTube requires for the expandable YouTube video ad?
A. 640×360
B. 500×500
C. 300×250
D. 950×500