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".

Example Input: [header] How to talk minnesotan [title] Change the pronunciation of the vowel " o " in your speech. [step] Contract the corners of your mouth to form a round shape with your mouth before phrases like " oh dear " or " minnes-ohhh-ta " and extend the emphasis on this vowel. [substeps] This is a similarity to canadian accents in some areas. <sep> (A) Practice by saying the word " sound ". While it only has one syllable and can be said quickly, a minnesotan might say " s-ownd " or " s-ow-und " as a part of regular speech. (B) [title] Ask your audience to look at your tongue. [step] Take them in your hand and draw them to your lips. (C) It doesn't require any translation to accurately change the pronunciation of a vowel. [title] Make enough new words in a typical conversation. (D) For example, " ola-o'-kah-yar-mah " or " la-yesterday it was el-chee-yay. " adjust this accent to your speaking throat.
Example Output: A

Example Input: [header] How to make scented rocks [title] Purchase supplies from a local department store or craft store. [step] You will need plain flour, salt, food coloring and essential oils. Essential oils are oils that have been extracted from various plants. <sep> (A) You do not need to use all different oils, but big quantities will work. [substeps] Choose oils that you associate with fresh fruits and vegetables and herbs. (B) It can be easily purchased at craft supply stores or you may be able to find them online. Get an essential oil primer, then make sure your acrylic rock is thoroughly coated. (C) You can also purchase essential oils from craft stores, or you can order a variety of essential oils online. [title] Mix together 1/2 cup (118 ml) of plain flour and 1/2 cup (118 ml) of salt in a mixing bowl. (D) You will need and obtain the following materials : [substeps] A 40 oz mixing bowl large enough to fit the stones. If you do not have these materials to gather, a mixing machine at an arts and crafts store can be more economical than a large ceramic mixing bowl, which will require little or no space.
Example Output: C

Example Input: [header] How to plan a trip on public transportation using google maps [title] Get on google maps, and click on the " get directions " tab. [title] Click on the second symbol that looks like a train. [step] It is directly to the right of the car. <sep> (A) That is the tube that runs to your destination. [title] Identify the route you want to take. (B) [title] Change the setting asking you if you want to " leave now " based upon your current situation. [step] For example, you might want to be at a certain place by 2 o'clock, then you would select " arrive by " or if you wanted to depart at a certain time you would select " depart at. (C) [title] On the next screen, select all stations (you can see them scattered throughout town) and type " we need to go " into the search field. [title] Click on it to see directly on the map what you are looking for. (D) It will move you to an alternate route. [title] Go left and right, depending on where you are on the map.
Example Output:
B