Because the U.S declared that the people of Kansas and Nebraska can vote on to be a slave or free state, in this case northerners rushed there to make it a free state, this whole thing also caused bleeding Kansas
B. The Wright brothers . . .

110,000 and 120,000 people of Japanese ancestry, most of whom lived on the Pacific coast had to be forced to relocation and incarceration in concentration camps in the western, Hope this helps please give me brianlist and if im wrong im very sorry and you dont have to give me brianlist.
I believe it is horizontal and vertical integration.
Answer: nomadic
The first Texans were nomadic hunters. Between approximately 12,000 to 8,000 years ago, small bands of hunters were living in Texas.
Explanation: