![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
From the passage we can learn that online learning has become "hot" because______.A.a lot
From the passage we can learn that online learning has become "hot" because______.
A.a lot of students like its flexibility and convenience
B.it doesn't require classrooms or other on-site facilities
C.everybody wants to be a part of it
D.more teachers start teaching online
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)