What is a lightbox ad?

  • A) A type of ad format that shows extra information (“extending” from your text ads) about your business
  • B) A mobile text ad
  • C) A cross-screen expandable ad format that optimizes for taps/swipes on mobile and mouse-overs/clicks on desktops
  • D) A remarketing specific ad format to announce new features of your app

The correct answer is:

  • C) A cross-screen expandable ad format that optimizes for taps/swipes on mobile and mouse-overs/clicks on desktops

Read more here: https://support.google.com/partners/answer/6135143?hl=en