Juan is new to Google Ads and is looking to create online sales for a new business by using aDiscovery campaign. What advice should Juan keep in mind once he sets up his campaign?

Wait two or three weeks before making any changes to his bidding strategy.
Follow up immediately with a campaign to re-engage previous site visitors using
custom groups.
Merge Discovery campaign reports with other Google properties.
Adjust his bidding strategy every three or four days until campaign performance is
steady.