It is a! It created the US government by dividing power into three branches!
Black ships were the western vessels which came to Edo bay in Japan and it was looked in admiration.
Explanation:
The large battle ships engaged to insist the commencement of the trade had the exterior painted black. Those were imperial ships came from America with its funnels smoking out black smoke. Japan was considered to be ‘locked state’ as the trade relations of western countries were restricted to Dejima Islands.
But US four war ships arrived at Edo bay and endangered to attack Japan if it did not give any consent to begin trade with the West. For a couple of centuries Japan was in self-inflicted inaccessibility and after arrival of the American ships, it paved way for the trade dialogues to commence with the westerners.
Eel changed people's lives by making possible the construction of skyscrapers. The correct answer is B.
Explanation: A short explantion: Countries expand/isolate because of climate change.
The Valley of Kings were the areas and pharaohs were buried on the west of nile across thebes hope that helps?