Mill advocates freedom of speech, and he believes all the following except that ____________.
A、it is wrong to suppress the individual freedom of speech
B、individuals are more likely to abandon erroneous beliefs if they are engaged in an open exchange of ideas
C、the re-examination and reaffirmation of a certain belief in the process of debate could help maintain the vitality of the belief
D、a different, or apparently wrong voice, is usually the right voice