Answer:
What building has the most stories?
I follow you all the time and copy your every move but you can't touch me or catch me. What am I?
What three letters change a boy into a man?
What has 4 fingers and a thumb but isn't alive?
What has 88 keys, but canβt open a single door?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?