"in framing a government which is to be administered by men over men, the great difficulty lies in this: you must first enable the government to control the governed; and in the next place oblige it to control itself."-federalist no. 51this quote supports the idea that government must

The answer is: have separation of powers with checks and balances so that while it governs, its own power is also limited

Pay attention to this crucial part of the quote:  in the next place oblige it to control itself.

With this, the writers of the federalists presented you with an argument that having the ability to administer law and policies to the citizens is an extremely large power.  Which make it became really dangerous if the government is left without any control.

Because of this, separations of power with checks on balances is needed to prevent the government from becoming too powerful. By dividing the government into several different branches, we can limit their influences,

answer; i do believe its (b) 12.5 years of age;