It will surprise you.
No, Artificial Intelligence is a creation of human beings, therefore, the creator is always smarter than the creation, although AI can be challenging in terms of maintenance.
Yes. The latest chess AI was given the rules of chess and taught itself to play the game. After a few million games with itself it could beat the best existing chess program (that program was all built as a tool by humans.) That program could easily beat the best human chess player so the AI is much smarter than a human.
Here we have evidence of such creativity, perhaps smarter than the average person?:
No. The robots don’t have common sense.
This is a learned knowledge. Children do not have it until they learn it so the AI will learn it just like they learned to play chess. The self driving cars are learning it.