一道逻辑题无从下手

王Alcal1011

Policy Adviser: Freedom of speech is not only a basic human right; it is also the only rational policy for this government to adopt. When ideas are openly aired ,good idea flourish, silly proposals are easily recognized as such, and dangerous ideas can be responded to by forcing citizens to disseminate their thoughts in secret.
The policy adviser's method of persuasion in recommending a policy of free speech to the following?
(A) a circular justification of the idea of free speech as an idea that flourishes when free speech is allowed
(B) advocating respect for basic rights of citizens for its own sake
(C) a coupling of moral ideals with self-interest
(D) a warning about the difficulty of suppressing the truth
(E) a description of an ideal situation that cannot realistically be achieved.

答案为C,

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MoneyHunter

也选错,那就同问,我选的B

sloop21

按说言论自由是天赋人权，那么作者却说“good idea flourish, silly proposals are easily recognized as such, and dangerous ideas can be responded to by forcing citizens to disseminate their thoughts in secret”，有点像毛主席提倡的大鸣大放你明白吗？不是为了给你权利讲话，而是为了更好地统治，也就是C中“self-interest”