What is an ad group?

A) An ad group is a collection of related keywords and ads.

B) An ad group is a collection of related ads.

C) An ad group is a library of your ads grouped by category.

D) An ad group is a collection of related campaign settings and ads.

Correct Answer : An ad group is a collection of related keywords and ads.

Explanation : An ad group is a collection of related keywords and ads. As ad groups are at the bottom of the settings flow, they inherit settings from the account and the campaign.