You will be given a definition of a task first, then some input of the task.
In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".

[header] How to manage your budget with rising costs [title] Track your spending for the two months. [step] List all purchases and bills paid. Keep close track of all credit card, cash and debit card purchases, and checks that you write. <sep> (A) Pinpoint your source sources for the purchases; on top of that are where you can calculate the overall online cost of your purchase. Consider hiring an accountant or trainer to help document your spending each month. (B) [substeps] This helps you to keep track of the most important items and maintain balance. Your total spending will be contained in parentheses over a period of two years. (C) If you're not tracking each and every expense down to the penny, you won't get a complete picture of how you are spending your money. [title] Sort your spending by necessary costs and unnecessary purchases. (D) Calculate a percentage of your monthly spending each month and then, next month, add up all the sources of your spending, including utilities, and student loans. [substeps] These numbers will determine your total monthly expenses.
Output:
C