I believe the answer is Post and lintel construction. (Columns).
I don’t think domes were invented.
Flying buttresses were invented for the Notre Dame Cathedral in France
Towers and spires are not likely.
I hope this helps!
A robber. It will make you a crusher of dreams if it was their dream teddy bear . But I think a robber unless it was their dream to get that teddy bear.
The answer should be "etching"