The keyword insertion code in an ad’s headline is “Buy {KeyWord:Books}.” The ad appears when someone searches on “flower books” and the query matches to a broad match keyword,  “gardening books.” How would the headline read?

• Buy keyword books
• Buy Gardening Books
• Buy flower books
• Buy Books

The Correct Answer is: Buy Gardening Books

Explanation: The keyword insertion code in an ad’s headline is “Buy {KeyWord:Books}.” If someone searches on “flower books” and the query matches a broad match keyword, “gardening books. the headline would read Buy Gardening Books. Read the line and the query expanded to a broad-matched keyword in the account, “gardening books.” It means, “Gardening Books” is already added and is being triggered when “flower books” is searched. That’s why, added keyword i.e. “Gardening Books” will be fetched and added in the ad copy.

You can read more here: https://support.google.com/Google-Ads/answer/2454041

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