Explanation:
A. Right to Freedom of speech (anonymous speech).
This principle also guarantee the right to make an anonymous speech, thus making it lawful to do so.
B. However, giving persons right to maintain anonymity would make it unlawful for law enforcement to intrude peoples private conversation which they expect to be kept anonymously.
C. The question now is which is of greater importance? Is it public safety?, or allowing individual liberties even though it poses a threat to public safety?