TASK DEFINITION: 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".
PROBLEM: [header] How to make black coffee [title] Purchase freshly roasted, whole bean coffee. [step] If you can't purchase it directly from the roaster within a week or so of it being roasted, opt for a vacuum-sealed bag from a reputable national coffee-bean roaster. [title] Purchase your own coffee grinder, or grind it in the store. <sep> (A) [step] If possible, choose a burr grinder in place of a normal blade grinder. For best results, grind the coffee fresh right before brewing each day. (B) [step] Grind coffee beans in the near-black zone of a coffee grinder. You can use either a regular-size grinder or a pre-grind grinder to grind your coffee. (C) [step] Modern coffee grinders have drawbacks, as they require higher temperatures to make purified coffee. Where possible, purchase one that comes pre-boil. (D) [step] Print it onto a piece of paper, remove the lid from the coffee grinder, and grind the coffee beans in the machine's center. [title] Unplug the coffee grinder and plug it into the wall outlet.

SOLUTION: A

PROBLEM: [header] How to eat to improve fertility [title] Be aware that having a balanced, healthy diet does not guarantee higher fertility. [step] There are many online sources and several books that claim that switching to a more balanced and healthy diet can lead to improved fertility. Though it is always beneficial to eat a healthy diet, it should not replace other fertility treatments and options. <sep> (A) Making sure that you are eating adequate and not too many calories or trans fats can lead to strong, lasting health patterns. In order to see results, eating a balanced diet is essential. (B) The key to avoiding eating more fertility treatments is truly taking in proper nutrients and the exercises you perform regularly. [substeps] Vitamin b6, vitamin b12 and high quality foods like bread and fruits help you to relax and begin functioning properly. (C) [substeps] Healthcare providers believe that we often mistake pre-existing disease as the cause of our fertility problems. These people often mistake their diet as their only sources of positive energy. (D) However, maintaining a healthy diet and lifestyle may reduce a woman's risk of irregular ovulation and could improve her chances of getting pregnant. [title] Keep in mind fertility diets may only work for a small subsection of women.

SOLUTION: D

PROBLEM: [header] How to pull a shot of espresso [title] Find a roast and bean supplier you love [substeps] Support small farmers from around the world and purchase fair trade coffee beans. Buy organic beans; they are not only healthier for you, but for the environment too. Try beans from different locations around the world. <sep> (A) Countries in central america, ethiopia, and indonesia are a few of the leading areas for prime coffee beans. [title] Find espresso beans whose taste you love [substeps] Coffee beans grow in three types: arabica, robusta, and java. (B) For example, you might enjoy mackerel or deep-south sea beans, beans from tropical regions, and lettuce and artichokes. [title] Chop the beans up into small chunks [substeps] You'll need about three ounces of beans; measure that into tbsp of water. (C) [title] Collect all of the necessary materials [substeps] Season the coffee with rosewater and garlic powder, to taste [title] Heat the salt and butter, and once melted, add the water to a saucepan. [step] The frying pan is useful, but any heat source will be fine to the beans. (D) You could still find natural foods out at farmers markets. [title] Choose pots, pans, sabers and utensils [substeps] One side may just contain a smaller pot, which allows you to make the espresso.

SOLUTION:
A