Final answer:
The regulatory framework in the Australian financial sector is coordinated by the Australian Government through the Treasury and the Australian Securities and Investments Commission (ASIC).
Step-by-step explanation:
The broad framework for regulation in the Australian financial sector is coordinated by the Australian Government through the Treasury and the Australian Securities and Investments Commission (ASIC). While other bodies like the Australian Competition and Consumer Commission (ACCC), the Council of Financial Regulators, and the Australian Prudential Regulation Authority (APRA) also play significant roles in the oversight and regulation of economic activity within Australia, it is ASIC that works alongside the Treasury in the overall coordination role mentioned in the question.
Answer: d) Australian Securities and Investments Commission (ASIC)