Answer:
B
Explanation:
Let's not make it complicated. The original text used stuff about, making it less informal and casual. Although the question is looking for a more concrete phrase, A and D doesn't look like a better way to write it.
Maybe consider C but it's highly likely its B.
Answer:
a scocial network were peaple can interact with one another and yet still be used in many ways and also addicting
I think its c to that's the best answer
Answer:
It is a small American animal that lives underground and whose head and body are protected by a hard shell
