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 add paypal to a blog [title] Go to the paypal website and click on the " sign up " link if you don't already have an account on paypal. [step] You will need to fill out and submit a registration form. You can then return to the paypal homepage and use the email address that you submitted and your chosen password to log in. <sep> (A) [title] Browse to the " merchant services " tab after logging in to paypal. [title] Select " donations " from the " paypal website payments standard option " menu on the right. (B) [substeps] If you don't have an account on the paypal homepage, you can use the site on the official paypal website to create one. Any login account you use will be used to register the blog. (C) [title] Find the " about us " section. [step] Click the link with the " consumer reviews and updates " heading to go to the " posts about us " section at the top of the page. (D) [title] Look for the drop-down list that is displayed when you register your email with paypal. [step] To find the check box that says " manage email email (edd, world@yahoo.com ") click on it.
Output:
A