How did frederick william strengthen his control of brandenburg-prussia?

Made a deal with the Nobles to establish an Absolute Monarchy  

-Nobles received authority to rule the peasants as they saw fit  

-Nobles gave obedience, military service, and taxes in return

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Frederick William strengthened his control of Brandenburg-Prussia:

-Made a deal with the Nobles to establish an Absolute Monarchy  

-Nobles received authority to rule the peasants as they saw fit  

-Nobles gave obedience, military service, and taxes in return

Frederick William was Elector of Brandenburg and Duke of Prussia, so that he served as ruler of Brandenburg-Prussia, from 1640 until his death in 1688.

answer; the period of time known as the middle ages;

when in doubt choose c

it's what my teacher told my class when we were going into psats