Answer:incumbent:the holder of an office or post.
challenger:a person who engages in a contest.
liberal: (in a political context) favoring maximum individual liberty in political and social reform.
conservative: holding to traditional attitudes and values and cautious about change or innovation, typically in relation to politics or religion.
moderate:average in amount, intensity, quality, or degree.
front-runner: the contestant that is leading in a race or other competition.
dark horse:a candidate or competitor about whom little is known but who unexpectedly wins or succeeds.
According to <span>The Gospel of Wealth, every person has to get paid the same amount of money, whereas the idea of social Darwinism is that only the strongest will survive, so, I bet the way how </span><span>the gospel of wealth justifies social darwinism is that if everyone will get paid the same amount of money, the strong person won't be able to win as everyone would be alike (reminds of basic ideas of socialism).
Hope that helps!</span>
They lived together in good conditions, and only the parents worked on the farm.
<span>This might be a case of Argument from Evil. The point is that although natural processes existing in the universe might be sufficient for producing life, however still given the complexity of the entire system, it is highly unlikely that it came into being without a master creator. So option C is the correct choice.</span>