What promotes party cohesion in contemporary American politics?

What is the purpose of the Hatch Act as amended?

a. to prohibit federal employees from engaging in partisan political activity while on duty b. to promote transparency in the federal bureaucracy during the transition from one president to the next c. to authorize greater use of discretion in bureaucratic decision making d. to prohibit awarding government jobs based on partisan loyalty

Why are there so many categories that seek to define the concept of security?

Because there are numerous theories of Security Studies and theorists disagree with each other over definitions It is multidimensional in nature and therefore defies easy definition Security is an essentially contestable concept All of the options