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 buy vegan wine [title] Perform an internet search for vegan wine. [step] Online vegan wine guides offer lists of wines that are suitable for both vegans and vegetarians. [title] Purchase vegan wine online. <sep> (A) [step] Several vegan wine distributors offer 100 percent animal-free wines from different countries. Many individual winemakers also have websites from which you can purchase vegan wine directly. (B) [step] Check the label on the bottle of a vegan wine or a mix of varieties to find out if it is vegan. [substeps] Check fermented bottles with a tag that states if it is from u.s. (C) [step] There are thousands of free online wine sites each with cans of vegan wine. You will get your curiosity up by comparing and subscribing to one, and choosing a wine on the list. (D) [step] Before purchasing any wine, head online and research the " offline " and " non-conventional " versions of the wine available. The online website should come up with several types of wines that are appropriate for a vegan and vegetarians palate.
Output:
A