Information about Justin Bieber;!
refer some pics too!

Justin Drew Bieber is a Canadian singer. He was discovered by American record executive Scooter Braun and signed with RBMG Records in 2008, gaining recognition with the release of his debut seven-track EP My World and soon establishing himself as a teen idol

Explanation:

d) sarah's natural reaction to being accepted into college suggests that she has no other dreams.

there is 2 main differences, basically which are the users and the market. the other difference is the kind of content

people who use tik tok are mainly people from east asia, kind of like the app douyin. musically, on the other hand, are used by people from america or european countries.

while tik tok videos show things like daily life videos, comedy, or just funny videos, musically are like people mimicking songs with their own actions, 'imitate' singers and video clips.

hope this !