Mohegan-Pequot (also known as Mohegan-Pequot-Montauk, Secatogue, and Shinnecock-Poosepatuck
The answer is D.
Hope this HELPS.
I'm not 100% sure but it could be: Voluntary Exchange takes place between buyers and sellers:
(btw I copied and pasted from the question so I didn't take any content :D)
The term that <span>best characterizes the jobs held by people in the middle class at the turn of the twentieth century would be "blue collar," since many people worked in factories during this time. </span>