The answer is letter C. Managing national government’s revenue and expendituresThe Department of Finance (DOF) makes sure the government collects enough money through taxes and uses it wisely. It also handles borrowing and repayment of national debts.The DOF plays a key role in preparing the national budget and coordinating with agencies like the Bureau of Internal Revenue (BIR) and Bureau of Customs. When managed well, the DOF helps the country grow and meet its financial goals.