Historically, unlimited governments were lead by
a. presidents
b. prime ministers
c. senators
d. kings

Kings would be the best answer, primarily since it said historically. Throughout history would mostly see powerful monarchies and there would be a king or emperor    

Du picked laid off from my job and my notifications and let me know if you need anything else from me let me know if you need me to be so much fun to see you can get all my notifications and let me know if you need me to subscribe to be in my room i hate like jake paul is a little bit of time with you

Basically create a schedule on what you need to study and stick with it