Answer:
I am bought by the yard but worn by the foot
What can be as big as an elephant but weighs nothing?
I can bring tears to your eyes; resurrect the dead, make you smile, and reverse time. I form in an instant, but I last a life time. What am I?
I am a protector of the scoreboard.
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?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?