People turned to to protect them in return for service. A. serfs
B. vassals
C. local noblemen
D. the king

the menu would be considered a problem for students who have food allergies.

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yes

explanation:

a social contract.

"a social contract is an agreement between citizens and their leader where the citizens give up certain freedoms in exchange for protection. the constitution of the united states is an example of a social contract."

they both built pyramids.