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". 

[EX Q]: A black screen appears and the yellow words appear on them read "extreme how-to presents". The second black screen has yellow words that read "installing heated floor tile". a man <sep> (A) is now standing and talking in the corner of a residential home, dressed in a long sleeved button up black shirt, brown long pants, shoes and wearing a hat. (B) is installing the hardwood floors. (C) starts sweeping the floor in a position and putting gel between the tiles. (D) is shown attempting to installation tile in various rooms, including the top floor.
[EX A]: A

[EX Q]: [header] How to make iranian bread [title] Mix together the yeast and the lukewarm water, then let stand for 5 minutes. [title] Combine the salt and flour, then add to the yeast and water mixture, mixing everything together thoroughly. [title] Knead the dough until it's very smooth. <sep> (A) [title] Pour the dough into a pre-floured loaf pan. [step] Leave room in the pan for the butter. (B) [title] Cut it into small pieces, form it in a bread bowl, etc. [step] And cover with a bit of water. (C) [step] You can choose to mix it in a standing mixer (which will take about 6-7 minutes), or to knead the dough by hand on a floured surface. [title] Coat the inside of a bowl with about 1 tsp of oil. (D) [title] Cut the dough into the shape of a muffin with the slits cut before fully closing. [title] Place the dough on your prepared muffin tray.
[EX A]: C

[EX Q]: [header] How to count your sugar intake [title] Look for the serving size. [step] No matter what food you're looking at or what nutrient you're tracking, the first thing you need to take note on is the serving size. [substeps] The serving size is one of the first pieces of information listed on the nutrition fact panel. <sep> (A) If you're tracking calories, use this to help you keep track of your overall calorie intake. Use google or another food database to find out if there is a serving size. (B) For example, if you're looking at a nine ounce (24.2-33.8 ml) cake and there's a serving size of 1.5 ounces (15. 2 ml), you're looking for a round or white cake. (C) It's generally listed right under the title " nutrition facts. " you will see how much one serving of the food item is and how many servings are in the container. (D) It denotes how many servings of food or other item you're a part of. In other words, it tells you how many calories it takes to make it all the way through your day.
[EX A]:
C