What Do Hsiao and Blanchette Say About the Objection, "Students

What do Hsiao and Blanchette say about the objection, "students and faculty will be afraid to speak their mind if they think that they might upset an armed individual in their midst?"

A) The fear is well-founded but it doesn't override the right to self-defense
B) An easy solution is not to advertise that campuses are concealed carry zones
C) The fear is irrational because campuses are dangerous and students with a license to carry will be good protectors
D) It would be a benefit all around if students and faculty feel more apprehension about speaking their minds
E) The fear is irrational because individuals who are licensed to carry are among the most law-abiding