Answer:
Relaxing the rules
It was a slap in the face for Jewish tradition, but it was also the central reason for the rapid spread of Christianity. As the Christian movement began to accept non-Jewish members, it moved further away from the strict rules imposed on Jews.
Explanation:
13 - 5 = 8 (eight classical music discs were bought.)
The researchers found that the productivity of the more highly illuminated workers increased much more than that of the control group. They also found out that their productivity even improved when the lights were dimmed again. As a result, the researchers<span> concluded that it was not the changes in physical conditions that were affecting the workers' productivity. Rather, it was the fact that someone was actually concerned about their workplace.</span>