You work at a global company that delivers products around the world. You would like to create a Shopping campaign to promote products in the European Economic Area and Switzerland.  

• How are Shopping ads served in the European Economic Area and Switzerland? 
• By any Comparison Shopping Service (CSS) that you work with 
• By Google Merchant Center only 
• By one Comparison Shopping Service (CSS) 
• By Google My Business. 

Answer: By any Comparison Shopping Service (CSS) that you work with