Answer :
Answer:
A Smart Display campaign
Explanation:
A Smart Display campaign utilize Artificial Intelligence to automate and optimize the user's targeting and bidding process.
This campaign will target the internet users based on their past activities and presented your ads to the people with the highest likelihood of conversion.
By running this campaign, Sierra does not have to manually target where she should show her advertisement. The program will automatically select it while Serra can focus her time doing other tasks.