Communication Barriers
It becomes very difficult for the EU to communicate with all of it’s citizens because they all speak different language. This also impact the feeling of unity among it’s members. It makes it harder to bring people together.
Shared Wealth Is Not Always Good
Large and wealthy countries that are members of the European Union, like Germany, have to share their wealth with much smaller and poorer countries. This prevents any one country from becoming too powerful, which is a bad thing for countries that have the ability to become world leaders.
The United States can be described as both indirectly democratic and "federal" since power remains at both the state and federal levels of government.
C. the republic and empire both had a professional army
/~\ The correct answer is:
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<u>B. The spread of Islam throughout West Africa.</u>
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I hope this helps! /~\
Answer:
Option: D) Overcrowding and lack of sanitation created public health problems.
Explanation:
Industrialization changed the life of the people during the beginning of the 1800s. Majority of the rural people moved out of their county side to urban to find a better opportunity and to start a new life. The rural population led to the rise of urbanization in towns and cities. Overcrowding of people lacked sanitation because of their low wages allowing them to stay in unhygienic places.