The correct answer is - B. The Mongolian conquest of Persia ended a golden age, which was a peak period of Islamic literature, philosophy, medicine, and art.
The Mongols conquered Persia and destroyed lot of cities, killed lot of people, and put end to the Islamic Caliphates, though it has to be said that the Mongols were actually provoked, and initially were not the ones that were seeking war.
By conquering the region, the Mongols put an end to the so called Islamic Golden Age, when the Islamic literature, philosophy, art, medicine, culture as a whole, was at its peak. Unfortunately, even after the Mongols left, the Muslim countries never got back to their glorious and forward thinking ways, and the reason for that is that some of the most influential Islamic scholars declared the math as a work of the devil, which pretty much cut all further development in the Middle Ages, and still has big negative effects in the present.
D. converting sunlight into energy in ATP
Answer is A, the spread of Sanskrit language
A single term limit on the presidency, financial compensation to New England for launch trade, a reduction in the number of the representatives the South had in Congress, a constitutional amendment requiring a 2/3 vote in Congress before war could be declared new states admitted or trade embargo instituted by the federal government
<span>c) movement from rural areas to urban areas
d) decreased number of immigrants to the united states
migration movements can be described in two ways: there was a migration from the rural area to urban area, where industries offer better and steadier jobs than rural one. second, there was a migration from countries towards the US, as the country was an example of what technology could do and many hope to find a better life there.</span>