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 buy or sell used items using olx [title] Go to the official olx website. [step] Olx has regional sites for different countries and areas, so you may have to explore before you find your version. [substeps] Scroll down to the bottom of the homepage if needed, where you can select a different country or city from the section that reads " olx close to you. <sep> (A) " [title] Select the sell your item now button. [step] It should be at the top right corner of the home page. (B) " [title] Log in to your olx account. [step] Enter your name, birthday and personal e-mail address into the fields provided, and click " sign in ". (C) " [title] Use olx's general search bar. [step] Each country has a website, but many local areas don't. (D) " scroll down to the conservation and economy section and look for a service that has an olx qualifying code. Find the posted code for your country by scrolling all the way down.
A