What Happens If a Section in a State Statute Is

What happens if a section in a state statute is inconsistent (clashes) with a section in a federal statute?

A) The section of the federal statute will be invalid.
B) Both sections are invalid (unlawful) and must be re-written to make them valid.
C) The section of the state statute will be invalid.
D) Both sections will be invalid until the Federal Parliament decides which section is valid.