Answer:
b. the principle of immanent change.
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The role of pawnbrokers in the middle ages is : Making loans in exchange for property
So basically if the people in that period need some sort of fund, they can get it with the exchange of their valuable personal property (such as expensive arts, antiques, or gem stones)
hope this helps
A — William Jennings Bryan
Many of the maps we have are now digital. We could probably have holograms of maps in the future maybe.