Definition: 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".
Input: [header] How to get a tax id number [title] Understand what eins are used for. [step] Employer identification numbers (eins), as the name suggests, are used for employers. Any type of employer can have an ein. <sep> (A) Any entity that distributes money to employees or beneficiaries is eligible for an ein. [substeps] You will need provide the legal name of the entity, its mailing address, maximum number of expected employees, the type of entity, and the product it markets. (B) Anyone seeking employment can get one at any time, from legal advisors to fire insurance companies. Eins usually are an annual fee and typically cover any' cash advance' that you and your employer take during the tax season. (C) Your employer identification number should be provided to the customer or company that you do business with. Eins are not required for employment to have a us-issued certificate of eligibility, so these may only be provided if you meet the standard of eligibility and you have. (D) However, if the employer is a foreign business, the position is not subject to the ein. Corporations are required to use a business id for tax purposes.
Output:
A