What is the role of the Australian Federal Police (AFP)?

• To investigate crimes under state laws, such as theft and assault
• To make arrests for minor crimes, such as shoplifting
• To enforce local laws, such as traffic regulations
• To investigate crimes against federal laws, such as drug trafficking and national security
  Explanation:

  "The Australian Federal Police (AFP) investigates crimes against federal laws, for example, drug trafficking, crimes against national security and crimes against the environment."