C) Eight-hour days were not a problem faced by workers in the nineteenth century mills or mines.
These were actually considered short days, as the normal working hours were much longer.
Yes, you did properly use juxtaposition.
The correct answer is belief.
A philosophical assumption means that the philosopher just assumes, or believes something to be true, without any concrete evidence. The moment he or she is able to provide proof to support his or her assumption, it becomes a law because it can be checked if necessary.
Bias means you have reasoning to choose a certain path such as if you know the person you might be on their side.
Answer: 24, 48, and 72.
Explanation: All three of these number can be found if you multiple a number by 6 or 8.
6 times 4 = 24 and 8 times 3 = 24
8 times 6 = 48
8 times 9 = 72 and 6 times 12 = 72