Final answer:
The Promotion of Access to Information Act, No. 2 of 2000 is the correct South African law that promotes the right to access information and allows citizens to request non-public information.
Step-by-step explanation:
The correct option to promote the right to access information and provide a mechanism for citizens to request access to information that is not already publicly available in South Africa is the Promotion of Access to Information Act, No. 2 of 2000.
Learn more about Promotion of Access to Information Act, No. 2 of 2000