How does Google Merchant Center interact with Google Ads? 

• Google Ads passes inventory data to Google Merchant Center so that advertisers can use the data to build a Shopping campaign. 
• Google Ads passes campaign performance to Google Merchant Center so that advertisers can use the data to influence future campaign builds. 
• Google Merchant Center passes campaign performance to Google Ads so that advertisers can use the data to influence future campaign builds. 
• Google Merchant Center passes inventory data to Google Ads so that advertisers can use the data to build a Shopping campaign. 

Answer: Google Merchant Center passes inventory data to Google Ads so that advertisers can use the data to build a Shopping campaign.