Which of these is a not a form of mass media

moon-letters were a method of writing invented by the dwarves. moon-letters were ordinary runes, but written in such a way that they could only be read when the light of the moon shone behind the writing. some moon-letters could be read by any moonlight, but it was possible to make the writing even more secret. more sophisticated moon-letters could only be read by the light of the same shape of moon, or at the same time of year, as when they were written. hope this !

the correct answer is:   [c]:

                    →     " leave it out. "  

hope this is to you!

        best wishes!

c is a symbol. when bernice gets her hair cut, it is the authors way of showing the affects and demands of pier pressure and the over-all attitudes of people at the time.