Answer:
His creation of the telephone was important. People had faster communication and it made factory work easier.
The answer is D. President Kennedy
The main change that happened during world war 1 was that in the warring countries, the whole nation became one big war factory that produced from ammunition and guns on the one side, to bandages, first-aid equipment on the other, as well as more trivial but sorely needed things such as socks, clothes, etc.
Because a good portion of grown men in this time were at war, it was mostly women and also children, as well as older people, who were working in factories to support their soldiers. They also had to streamline the manufactory process as well as optimize a lot of things because they had to produce much more compared to before.
This was the main way how industry changed.
Choose the statement that closely matches the point that Germany had the strongest military strength.
With the leadership of Bismarck and other more military -sided leaders, Germany was able to industrialize and build up their army until theirs was the strongest in Europe. This continued into WWII (with a short break due to the treaty of Versailles, which limited German military strength).
hope this helps
I think the answer is Peter the Great. Peter the Great is one of the greatest men in the history of Russia. He was able to unify Russia under his reign. He had proclaimed the Northern capital, St. Petersburg as the imperial capital during his time. This city is considered one of the most important ports in Russia because of its strategic location which is by the Baltic Sea