Correct Answer: To maintain records of shareholders

Solution : The correct answer is (b) To maintain records of shareholders.

The role of a registrar of a company is to maintain accurate and up-to-date records of the company's shareholders. This includes keeping track of information such as the names, addresses, and shareholdings of the shareholders. The registrar is responsible for ensuring the integrity and accuracy of the shareholder register. The registrar maintains a register of shareholders, which includes information about the shareholders and their respective shareholdings. This information is crucial for the company to communicate with its shareholders, issue dividends, send notices of meetings, and facilitate other shareholder-related activities.

Therefore, the primary role of a registrar of a company is to maintain accurate records of the shareholders, including their personal information and shareholdings.