Answer:
What asks but never answers?
I am the key that is the hardest to turn
I am expelled from you orally with a sound
I have memories, but none of my own. Whatever's on my inside is what is shown. If I'm ever different, it's because you changed me. I feel like a decoration, here for you to arrange me. What am I?
It's red liquid but not liquid and it's not red. What is it?
What language does a billboard speak?