When the primary HTML5 assets get delayed, what will se… ddc-admin June 25, 2023 (July 13, 2023) Here is an answer to the question. When the primary HTML5 assets get delayed, what will serve in a user’s browser as it’s loading? Backup image. Polite load image. Default ad. .swf file. This question is about “Campaign Manager Certification” All updated questions and answers related to “Campaign Manager Certification” can be found on the “Campaign Manager Certification Exam Answers” web page. If you spot an update in the questions or answers, please leave a comment on this page to let us know. We will provide updates as soon as possible. Related