What is the maximum number of characters for each ad headline in a responsive search ad?15 characters60 characters90 characters30 characters

The maximum number of characters for each ad headline in a responsive search ad is 30 characters.

Responsive search ads allow advertisers to input multiple headlines and descriptions, which Google's system will then automatically test to find the best-performing combinations. Each headline can be up to 30 characters long, which allows for flexibility and creativity within that concise format. It's important to focus on clarity and relevance within the character limit, as the space is limited and the text needs to effectively convey the advertising message to attract potential customers.

In summary, among the options given, the correct answer is 30 characters.