The correct answer is A.
"Clearing the market" refers to the price at which a product is priced so perfectly and in tune with demand and supply that all of that product is sold.
But only japanese immigrants were put in to concentration camps during WWII due to fear that they will attack the US from the inside.
B............................
Hi! Not going to write your assignment for you but happy to give you some thoughts for it.
1. Urbanization: One of the key consequences of the Industrial Revolution was a move towards urban centers as putting factories in urban areas helped keep costs down
2. Loss of worker identity: With the rise of technology, workers because less needed and more like cogs in a machine
3. Women in the workplace: Many mills started to hire women, too, as they had skill with fabric based work. See: Lowell Mills.
An idea that is stated directly in the text