How can the statement in the box be tied to the development of democracy?

There is neither Jew nor Greek, there is neither
bond [slave] nor free, there is neither male nor
female: for ye are all one in Christ Jesus.
-Apostle Paul
O It implies that only Christians can understand the concept of democracy.
O It indicates that in a democracy free people must practice Christianity.
O It means that people who are religious are always in favor of democracy.
O It implies an ideal of social equality that is central to democracy.

O It implies an ideal of social equality that is central to democracy.