What’s a best practice for creating an effective ad with Ad gallery?

What’s a best practice for creating an effective ad with Ad gallery?

  • Create only one ad size for each distinct image
  • Use a color scheme that complements your image and brand
  • Choose one template and use it for all ads
  • Use the same color for the foreground and background of the ad

The correct Answer is:

  • Use a color scheme that complements your image and brand

Read more here: https://support.google.com/adwords/answer/6223297?hl=en