Explanation:
It proved to be the key to deciphering Egyptian hieroglyphs mensing it opened an opportunity for the first time into ancient Egyptian history
Its called Passive resistence
The Triple Alliance and Triple Entente are two opposing alliances that triggered in the start World War I. The formation of these two alliances heightened the tensions between European countries. The Triple Alliance which is composed of <span>Germany, Austria-Hungary, and Italy had a conflict with Triple Entente members - France, Russia, and Great Britain. Germany and Russia, during that time, had a great interest towards the Balkans. This is one of the reasons of the occurrence of World War I. So, the answer to the question is letter d. increasing tensions between European countries.</span>
Paper and printing. Also the compass was a development from the Tang Dynasty as well