Final answer:
The correct option is C). Controllership includes providing financial information to managers and shareholders and managing the accounting system, ensuring effective corporate governance.
Step-by-step explanation:
The role responsible for providing financial information for reports to managers and shareholders, and overseeing the overall operations of the accounting system is known as controllership. This involves ensuring that corporate governance is effective, which includes the oversight provided by the board of directors, the auditing firm, and outside investors, such as those investing in mutual funds or pension funds. The controller, within the internal structure of a company, is primarily accountable for the accurate and timely reporting of financial data which is fundamental to stakeholders for making informed decisions.