The word "Pilgrim" in the dictionary means traveler.
It was often called the 1000 Mile March, so your answer is in the nickname. Hope I helped.
Joint Resolution proposing 17th amendment<span>, 1913. ... </span>Passed<span> by Congress May 13, 1912, and ratified April 8, 1913, the </span>17th amendment<span> modified Article I, section 3, of the Constitution by allowing voters to cast direct votes for U.S. Senators. Prior to its passage, Senators were chosen by state legislatures.</span>
The answer is B (Regional Lords).
Hope this helps :)