The correct answer is option 'C', which states that the establishment of the Central Information Commission was done through an Act of the Parliament.

The Central Information Commission (CIC) is a statutory body established under the Right to Information (RTI) Act, 2005. The RTI Act was passed by the Parliament of India and received the President's assent on 15th June 2005. It came into force on 12th October 2005, and its primary objective is to provide transparency and accountability in the functioning of the government.

Explanation:

1. Background of the RTI Act:
The RTI Act was enacted to promote transparency and accountability in the functioning of public authorities. It empowers citizens to seek information from government departments, ministries, and other public authorities. It also aims to reduce corruption, enhance public participation, and strengthen democracy.

2. Provisions of the RTI Act:
The RTI Act contains various provisions related to the right to information, obligations of public authorities, exemptions, and the establishment of information commissions. It lays down the procedure for filing RTI applications, the time frame for providing information, and the penalties for non-compliance.

3. Establishment of the Central Information Commission:
Section 12 of the RTI Act provides for the establishment of the Central Information Commission at the central level. It states that the Central Information Commission shall consist of a Chief Information Commissioner (CIC) and not more than ten Information Commissioners (ICs).

4. Appointment of the Chief Information Commissioner and Information Commissioners:
According to Section 12(3) of the RTI Act, the Chief Information Commissioner and Information Commissioners are appointed by the President on the recommendation of a committee consisting of the Prime Minister as the Chairperson, the Leader of Opposition in the Lok Sabha, and a Union Cabinet Minister nominated by the Prime Minister.

5. Powers and Functions of the Central Information Commission:
The Central Information Commission has several powers and functions, including adjudication of complaints and appeals, imposing penalties, promoting transparency, and monitoring the implementation of the RTI Act. It acts as an independent body and plays a crucial role in ensuring that the provisions of the Act are effectively implemented.

In conclusion, the Central Information Commission was established through an Act of the Parliament, which is the Right to Information Act, 2005. This Act provides the legal framework for the functioning of the Commission and ensures transparency and accountability in the working of public authorities.