The answer is the second option, pyramids, because if you look at some of the most famous Mayan and Egyptian architectual works, you will see that they both have pyramids, they both might look different, but are used by both.
Answer:
The answer is the first option "communist...parliamentary
There are many ways for this to happen. The president can make bills. This isn't always effective as they can be rejected by congress. The president can also wage war. He has to be careful when doing this as it could backfire on him.
I'm not sure what your word choice is, but the economy during the 1920s was "good". Prior to the Depression, the economy was stable and business investments were increasing.