Why was the Taj Mahal built? A. It was symbolic of Hinduism's caste system.
B. It was a mausoleum for a ruler's wife.
C. It was a monument to Sati.
D. It was the founding place of Buddhism.

B

Explanation:The Taj Mahal was built by Mughal Emperor Shah Jahan in memory of his wife,Mumtaz Mahal,who died in childbirth while giving birth to their 14th child in 17th june 1631.The building was designated as a UNESCO World heritage site in 1983 for being the jewel of muslim art in india.

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place.

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