The commissariat established by frederick william in prussia became
a. the overseer of the army.
b. an agency of civil government.
c. both a military and civil agency.
d. a court to persecute heretics.

The Commissariat established by Frederick William in Prussia became "A. the overseer of the army" since they wanted to consolidate military power. This was a temporary measure, however. 

The delegates who attended the Constitutional Convention were considered "stars" of America at the time because they were deputized or choses by the different legislators of their respective states. They were among the most revered members of society who were professionals - they were physicians, lawyers, educators, financiers, among others. They were also considered as "stars" because they helped produce the constitution of America - they were the best among the best.