Critical Reasoning (CR) | Re: Vague laws set vague limits on people’s freedom

Vague laws set vague limits on people’s freedom, which makes it impossible for them to know for certain whether their actions are legal. Thus, under vague laws people cannot feel secure. The conclusion follows logically if which one of the following is assumed?

A. People can feel secure only if they know for certain whether their actions are legal.
B. If people do not know for certain whether their actions are legal, then they might not feel secure.
C. If people know for certain whether