Answer:
D.It resolves the major conflict of the poem by showing that Peterkin has found something by the rivulet.
Being a half of a century is 50 years, older adults tend to name events that occurred during their childhood.
Natural monopoly
I’m pretty sure that is the answer
I believe the answer is: French revolution
At that times, the French nobles were so dysfunctional in handling the economic affairs of french people, to the point where their solution was always increasing taxes among the people so they did not have to do any works.
During this time, many intellectuals pointed this fact toward French people and this eventually led to the French revolution.