I'd go with d, Americans were indifferent I had that question on a test so it should be right and if you are having trouble with other courses I'd be obliged to help you.
Hope this helps.
The northern part of the United States won when Robert E. Lee surrendered to Ulysses S. Grant in 1864
Deregulation was a process of removing federal authority and regulations from certain industries in order to help them prosper more easily. Some industries boomed and some busted, most notable being the savings and loans industry with banks having an easier time to do their business with the people. Some industries weren't affected at all like the agricultural industry, most notably farmers.
The Tang and Song rulers supported a new form of Confucianism called neo-Confucianism.
Explanation
Confucianist ideologies were popular in China from the period of Han dynasty itself. It was developed by Confucius in 551-479 BC. The influences of Taoist and Buddhist ideologies were strong during the reign of Tang and song rulers.
The Confucian scholars then integrated the elements of Taoism and Buddhism into a single ideology which came to be known as neo-Confucianism that gained the approval of the rulers.
Me personally I like whole class because then I dont lose focus as easy