What are the main sources of law in Australia?

The identified correct answer encompasses the essential sources of law in Australia, which consists of the Constitution, legislation, common law, and international law.

The Constitution is the foundational legal document that outlines the structure of the government and the distribution of powers between the federal and state governments. It serves as the supreme law of the land, meaning any law inconsistent with it can be declared invalid.

Legislation refers to laws created by Parliament. This includes federal legislation made by the Commonwealth Parliament and state legislation made by state parliaments. These laws are important as they can address a wide range of societal issues and provide clear rules for the populace.

Common law is derived from judicial decisions and precedents set by courts in previous cases. This body of law evolves over time and is crucial for interpreting statutes and providing clarity where legislation may be vague or silent.

International law plays a role as well, particularly in treaties that Australia has ratified, influencing domestic laws and practices, as they can often inform the interpretation of legislation and common law principles.

The other options present incomplete or inaccurate representations of the sources of law. While some options mention aspects such as states or treaties, they do not capture the full spectrum of legal authority, particularly the interaction between domestic law and international obligations as