Machine learning automates much of a Google App campaign once it’s live. What’s one reason marketers should still be involved in the campaign after it’s launched?

The marketer will still need to review search term and segmentation reports, to make appropriate manual adjustments.
The strategy behind an App campaign will likely shift over time, meaning boundaries need to be set accordingly.
The marketer will need to look for and resolve any campaign issues found within the notiﬁcations section of the account.
An App campaign will request human input via questionnaires from time to time, to help steer its marketing objectives.

The correct answer is:

The strategy behind an App campaign will likely shift over time, meaning boundaries need to be set accordingly.

Sources: Google Ads Apps Assessment Certification Course

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