Explanation:

- Rights of a Retiring Auditor:

- A retiring auditor has certain rights to ensure fairness and transparency when ceasing their role.

- These rights include making representations, having them circulated, and being heard at meetings where their removal or replacement is discussed.

- Option Analysis:

- Option 1 - Make written representations: Retiring auditors have the right to do this.

- Option 2 - Get his representations circulated: Retiring auditors can also have their representations shared with those attending the meeting.

- Option 3 - Be heard at the meeting: Retiring auditors have the right to address the meeting regarding their departure.

- Option 4 - Speak as a member of the company: Correct, auditors are not members of the company, hence they do not have rights associated with member status.

- The correct answer is speak as a member of the company from Option 4.