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 write a business case [title] Identify and thoroughly understand a relevant business problem, issue or goal. [step] Your first step in creating a successful business case is to clearly identify the business problem, issue or goal that your business case will address. Hold a brainstorming session with your business's decision makers and managers in order to understand the problems that arose and the business goals surrounding the problems. <sep> (A) Come up with an action plan specifically tailored to the subject of the business case. Check with your legal entity as to what the options are in the case of your business case. (B) [title] Make a list of the possible solutions your business will create. [step] During your brainstorming session, the actual process of writing your business case may become more monotonous. (C) [substeps] It is crucial to clearly define the problem and parameter of the solution. There should be an agreement about the scope between the person authorizing the business case and those who will execute analysis. (D) [substeps] List your business's business initiatives, needs and interests. Be sure to explain the pros and cons of each.
C