B. The Russian president can create laws independently
Actually the studying the Egyptian civilization is mandatory if you wish to study the ancient history and its civilizations. The Egyptian civilization is considered as one of the very first that was built on the principle of unity as a whole state or entity, and it kept on spreading that at times, it reached from the Levantine to the North-West of Africa. The Mesopotamian civilizations, the Helenstic civilization, the Babylonian civilization and the Phoenician civilization were affected by the Egyptian civilization in one way or another.
Besides, The study of the Egyptian civilization is an interesting topic since it reached a level of development that was hard to reach at that age (the pyramids for example). Many sciences thrived and were practised in ancient Egypt. There's even some secrets that have been uncovered so far, despite all the technological advance we have reached, such as the secret chemicals that were used in the mummification and preserving the dead.
The well known scientist Albert Einstein is the answer.