I believe it would be answer B: character vs. nature conflict
I think it's D but don't take me on that because it's a high school question and i'm in middle school lol.
D) It modernized farms and rural areas
Hope I helped :)
Answer:
c. are likely to pursue their own self-interest, even if their self-interest conflicts with the public interest.
Explanation:
The public choice theory analyzes political behavior through applying theories and methods of economics. It assumes that people in the process of political are motivated by their own self-interests and that their spur is the market (housing, car market etc).