Which ad format lets you edit some Lead Gen Form fields in an active campaign?

Explanation: The correct answer is **"Sponsored Content."** Sponsored Content is the ad format that allows advertisers to edit some Lead Gen Form fields in an active campaign. This feature provides flexibility and convenience for advertisers who may need to make adjustments to their lead capture forms after launching a campaign. With Sponsored Content, advertisers can edit certain form fields such as questions or response options without having to pause or stop the campaign, enabling them to adapt to changes in their marketing objectives, audience preferences, or business needs on the fly. This capability enhances the agility and responsiveness of advertisers in optimizing their lead generation efforts and ensuring that their campaigns continue to generate high-quality leads effectively. Therefore, Sponsored Content stands out as the ad format that offers the functionality to edit Lead Gen Form fields in an active campaign, providing advertisers with greater control and versatility in their lead generation strategies.