The post of Director General is established in:

The establishment of key leadership positions is central to an Authority's operational structure and accountability. Section 8 is the correct answer because it specifically provides for the establishment of the post of Director General, outlining its appointment, tenure, and general responsibilities. The Director General typically serves as the chief executive, responsible for the day-to-day administration and implementation of the Authority's policies.

• Section 5 often relates to the general membership or appointment of Authority members.
• Section 6 covers the qualifications and disqualifications of independent members.
• Section 11 might address financial matters or reporting requirements.

Hence, Section 8 is where the Director General's post is formally established.