Which quotation below best supports the idea that the common good becomes more important to people as they age?

A
“Kohlberg came up with a theory to describe the different ways that human beings make moral choices.” ( Paragraph 5)
B
“They tend to follow the rules that their parents and teachers make because they are thinking about getting something good or not getting in trouble.” ( Paragraph 7)
C
“They see rules as being the same for everyone, and they think it is important and valuable to do what one is ‘supposed’ to do.” ( Paragraph 12)
D
“Once a person begins to think in a Stage 5 way about what benefits the community as a whole, they will almost never go back to a Stage 2 level of looking out for themselves first.” ( Paragraph 16)