we deferated them by plowing through there obsticals. we gained the top seat on the world
The correct option is D<span>D) savings in time and money
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Expansion brought about time related benefits as the efficiency was enhanced. money was saved because more goods could be produced, albeit at a shorter time ,but also cheaply because of bulk production and efficiency.
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A serious drawback of telegraph devices was that they lacked quality in communication, which is why when the telephone came about – invented by Alexander Graham Bell in 1876 – offering direct voice communication, it quickly took the communications crown from telegraphy, which was relegated to specialty uses.
I'm pretty sure China is one of the countries that isolated themselves during the age of exploration because they believed that they were more superior than other countries and they didn't want to associate with anyone else. I'm not sure what the second country is though. Sorry.