Why is being and looking professional important for private security officers according to this segment?

Why is the supremacy clause considered to be the root of federalism?

The regulation of oil and energy in texas is performed by

Legislative oversight is a. the process by which congress reviews the actions of governmental departments and agencies b. the process of working out the differences between house and senate versions of a specific piece of legislation c. the pattern of interaction among a government agency, interest groups, and congressional committees d. none of the above