i can count 6 times my roommates dog has bitten someone. like a human. like he bites people. at what…

i can count 6 times my roommates dog has bitten someone. like a human. like he bites people. at what point would a muzzle be appropriate like?? he did the lunge + snarl combo at me the other night because i was walking past him. girl. honestly i think this thing should b put doooowwwwnnnn sorryyyyyyyyyyy