What does the structure of the word “altruistic” tell the reader about its meaning?
the word root tells the reader that the meaning is related to “believe.”
the word root tells the reader that the meaning is related to “body.”
the suffix tells the reader that the meaning is related to “having the quality of something.”
the suffix tells the reader that the meaning is related to “the state or condition of something.”

The structure of the word “altruistic” that tells the reader about its meaning is that, the suffix tells the reader that the meaning is related to “having the quality of something.

C: The suffix tells the reader that the meaning is related to "having the quality of something"

Explanation:

 The structure of the word "altruistic", "altruist + ic" , taking the suffix "ic" (having to do with; having the nature of  ), tells the reader that  the meaning is related to having the qualitity of something . In the specific case, it means to have altruism , which is the attitude of caring about others, and doing acts to help them.

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 !