- Product groups are predefined themes that you can select in each of your campaigns.
- Product groups are keywords that are defined by categories you can select in each of your campaigns.
- Product groups are remarketing lists that you want to advertise in each of your campaigns.
- Product groups are used to specify which products from your feed you want to advertise in each campaign.
The correct answer is: Product groups are used to specify which products from your feed you want to advertise in each campaign.
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