Frere's view of the changing opportunities for Indian labor most directly reflects the influence of which of the following?

i would go with the last one

it should be a. song dynasty’s civil service examination system created an administrative bureaucracy manned by the landed aristocracy.

are you asking for our opinion?

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.