----- Nội dung dịch tự động từ ảnh ----- among the platforms covered in this survey. Some 67% of teens say they ever use TikTok, with 16% of all teens saying they use (4) almost constantly. Meanwhile, the share of teens who say they use Facebook, a dominant social media (5) pl among teens in the Center's 2014-15 survey, has plummeted from 71% then to 32% today. SUBMIT