Answer:
I have an eye but I cannot see. What am I?
When it comes to me you go on red and stop on green.
I am a desire to munch
I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I?
I am in the middle of water but am not an island.
A town has only two barbers. One of the barbers has a nice, tidy haircut, and the other has a shaggy, messy haircut. Which barber should you go to?