In which of the following places are display ads shown?

Display ads are shown in various digital environments to reach a wide audience across different platforms and devices,as indicated by the correct answer options of mobile apps,news websites,and social media websites.Displayads appearing in mobile apps capitalize on the extensive usage of mobile devices,allowing advertisers to target users while they engage with various applications on their smartphones or tablets.This presents an opportunity to reach users in a highly interactive an dimmer sive environment,enhancing ad engagement and potential conversions.Similarly,display ads on news websites offer advertisers access to abroad audience consuming news content,spanning different demographics and interests.Placing ads on news websites can help advertisers achieve brand visibility and awareness among users actively seeking information and updates. Furthermore,display ads on social media websites enable advertisers to leverage the vast userbase s and robust targeting capabilities of popular social platforms such as Facebook,Instagram,Twitter,and Linked In.By strategically placing ads within users'social feeds or alongside relevant content,advertisers can effectively engage with their target audience,drive website traffic, and encourage desired actions such as app installations or product purchases.Conversely,the option regarding the'mainline'of search engine results pages is not correct,as display ads typically appear on the sidebar or bottom of search engine results pages (SERPs)rather than in the mainline.Therefore,the selected answer options accurately identify key digital environments where display ads are commonly displayed,highlighting their versatility and effectiveness in reaching target audiences across different online channels.