Answer:
c. pupil I think
Explanation:
Light enters the eye from the cornea then passes through the pupil onto the retina.
There are numerous things that have turned out to be beneficial from the Crusades, such as:
- Trade with the East
This led to the introduction of lot of new things in Europe, food, spices, materials. That resulted in development of large, strong, wealthy trade cities, and it prompted a big rise in the European economy.
- Technological advancements
The technological advancements from the Arab world and from the Far East changed the course of the European history. They managed to learn how to make better weapons, built better ships, use the magnetic compass, and make better maps, eventually giving them advantage in colonizing the world.
- Rediscovering of the ancient Greek and Roman texts
The Arab world manage to preserve some of the ancient literature from the Greeks and the Romans, and they were reintroduced in Europe. They were very influential later in history as they managed to prompt the social changes in Europe that led to the Renaissance.
The industry in the North of the USA was developed at first thanks to the development of agriculture in the South of the country. US Industrialization was facilitated by a unique confluence of geographic, social and economic factors. The post-American Revolution remained low relative to its European counterparts and the demand for labor created strong incentives to mechanize labor-intensive tasks. The East Coast of the United States, with a large number of rivers and streams along the Atlantic coast, including many potential sites for the construction of mills and the necessary infrastructure for scientific industrialization and early technology. A wide range of natural and social resources, together with a large supply of work made up of surpluses of rural domestic workers and the massive immigration of European countries allowed for industrialization. The supply of labor was an advantage of American industrialism than of European. After the closure of the American Revolution in 1783, the new government always gives solid property rights and a non-rigid class structure. The idea of issuing patents was brought to North America by the English, French, and Dutch settlers in the seventeenth and eighteenth centuries and adopted in Article I, section 8 of the Constitution of the United States authorizes the Congress "for promote the advancement of science and useful arts, ensuring for a limited time the authors and inventors the exclusive right over their respective writings and discoveries.These changes, together with the new techniques and requirements demanded by changing social norms, led to the introduction of new manufacturing techniques in colonial America that preceded the industrial and modern revolution.
I believe your answer would be A, It increased the number of voters, cave a voice to common people (mainly men), and established the Supreme Court.
Hope this helped.