37. What are the four main ad types you can advertise on using a single user-interface? a. Double click ads, Adroll ads, Click-to-Call Ads, Local Ads b. Banner-type ads, Dynamic Ads, Remarketing Ads, Video Ads C. Search Ads, Text Ads, Taboola ads, Programmatic Ads 38. Which primary channel is most effective for using Paid ads? a. Brand Awareness b. Retention C. Customer Acquisition Pag 39. Explain the Ad structure of a Google Ad campaign? a. Account, Campaign, Ad Group, Ads b. Campaign, Ad group, Keywords, Ads C. Campaigns, Ad groups, Keywords by match type, Ads