Which of the following methods can reduce statistical variance?

While the verbiage of the 4th Amendment is vague as to what constitutes "reasonable". Police departments must rely on _____________; they cannot act on unfounded suspicion.

Fill in the blank(s) with the appropriate word(s).

If you find yourself in a county where the executive, legislative, and administrative powers are vested in elected commissioners, you have found ______ system.

a. a council–executive b. a county commission c. an executive commission d. a county council