Why is it recommended to have a remarketing list with a Smart Shopping campaign?

A remarketing list will help Smart Shopping campaigns drive in-store only traffic based on interest in your local products.
A remarketing list will help Smart Shopping campaigns reach users who are more likely to purchase again because they’ve already shown interest in your products.
A remarketing list will help Smart Shopping campaigns capture keywords of users who are likely to purchase again and add the list to the campaign.
A remarketing list will help Smart Shopping campaigns reach users who already made a purchase at a local store.

The correct answer is:

A remarketing list will help Smart Shopping campaigns reach users who are more likely to purchase again because they’ve already shown interest in your products.

Sources: Google Ads Shopping Certification Course

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