Question No : 15
Facebook ad placement option for rewarded video ads?
Question No : 16
way to measure the success of a Facebook ad campaign?
Question No : 17
How to play games with friends?
Question No : 18
way to improve the performance of a Facebook ad campaign?
Question No : 19
way to track the results of a Facebook ad campaign?
Question No : 20
How to create and share groups?
Question No : 21
How to create and share virtual reality experiences?