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". 

Q: [header] How to avoid water retention [title] Have a healthy diet. [step] Ensuring you have a healthy, balanced diet is a good first step to avoid water retention. Water retention can occur due to imbalances in your diet, deficiencies of some vitamins and minerals, and having too much salt. <sep> (A) One study found that people with excess salt = no water retention. " imbalance " can add up as a reason for water retention and include making it much more difficult to stay hydrated. (B) Excess salt raises your blood pressure, resulting in inaccurate results. Look for foods that are low in salt and low in water. (C) Eating a balanced diet will help to reduce the chances of water retention occurring due to these issues. [title] Eat food that is rich in potassium. (D) [substeps] If you have recently cooked or baked a meal, make an effort to change your recipe one day. This can help your body prevent the retention.

A: C
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Q: [header] How to remove paint from your shirt [title] Wear gloves and painting clothes. [step] You don't want to stain any more clothing or get your hands dirty. So wear gloves and clothing that you wouldn't mind getting paint on. <sep> (A) Gloves are important for much of the time, because they protect your hands and may help your paint flake off. [substeps] Try to wear disposable gloves when painting your shirt. (B) [title] Remove excess paint as soon as possible. [step] You can use a kitchen utensil like a knife or spoon or a scraper such as a popsicle stick. (C) [substeps] You could also wear safety goggles or goggles with loofahs. [title] Wash your clothes in soapy water before you start painting. (D) [title] Sort it into separate clothing sections so there will be clean space for you to work on. [title] Paint the area where the stain was caused.

A: B
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Q: [header] How to solder electronics [title] Use a soldering iron with the appropriate heat control. [step] For soldering electrical components into printed circuit boards, the best soldering irons are electrostatic discharge (esd) safe, temperature-controlled, high-power irons. These will let you solder for hours, and are good for complex amateur radio projects. <sep> (A) [substeps] Make sure that the iron comes with a flame control (down in the manual that came with the machine). This can prevent sparks from spraying out of the iron when you solder it into circuit boards. (B) It also gets your circuit working at a dull temperature. [substeps] If you're on a lighter end of the spectrum, a soldering iron should work much better for you. (C) [substeps] These irons are not suitable for daily use by older people. If you would rather not use them, leave them to use for the day or so you will have time to solder. (D) For simple kits, an inexpensive pencil iron will do just fine. [substeps] Use a fixed power soldering iron , 25-watt for small jobs and 100-watt for larger jobs with heavy cabling.

A:
D
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