![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
According to Michael Twery,why don't those people with snoring problems go to see their doctor?
A.
Because they are afraid to be laughed at by others.
B.
Because they are not aware of the problems due to their slow progress.
C.
Because they are too busy to go to hospital.
D.
Because they are unwilling to talk about snoring problems,