The answer is A. A connection with world events.
I just picked it and got the answer right.
Answer: Because as the farmers produced more crops, the prices declined.
Explanation:
I would say Social/Religious causes. He is promoting the "Britons" as a benefit to all of humanity even to the point that he is justifying the taking of other's lands. He does not say anything about economic benefits to these people or political benefits, merely that Britons are honorable so they deserve it.