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 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.
C

[header] How to operate a manual pallet jack [title] Find the release lever. [step] Stand behind the manual pallet jack as this is the position you will be in when you move it. Find the small lever that allows the pallet jack prongs (the large flat metal pieces near the floor) to drop all the way down toward the floor. <sep> (A) Pass that lever over the top of the pallet jack, locking it in place with your fingertips. Keep the pallet jack in this position for 45 seconds, until it begins to tilt upwards slightly. (B) Lock the release lever in place and open the pallet jack by rotating it counter clockwise. [substeps] One second later, reverse the motion in the locked position and use the bucket with the release lever to hoist the pallet jack farther up. (C) [substeps] The pallet jack drop lever is often a small lever in the middle of the rounded handle, on the vertical stem of the manual machine. It may be distinguished by a different color of plastic, or otherwise marked, or it may not be. (D) [title] Pull the lever counterclockwise. [step] Steadily pull this lever counterclockwise.
C

[header] How to get stuff out of your eye [title] Wash your hands. [step] Even if your hands don't seem dirty, it's important to wash them if you're going to touch your eye. You don't want to remove an object from your eye only to infect it with something worse. <sep> (A) [substeps] After washing your hands with a gentle soap, use warm, soapy water to clean your eye. If you'd rather not use hand sanitizer, wash your hands with warm, soapy water. (B) Don't touch your eye with a hairbrush or similar item. [substeps] If you suspect eye germs, act quickly and remove them before your client comes to visit. (C) If possible, use a mild soap or antibacterial hand soap. [substeps] If you're in a public place, however, to catch and remove a substance, go ahead. (D) [substeps] Wash your hands thoroughly with soap and clean water for at least 20 seconds. This ensures that you don't get bacteria or other contaminants in your eyes.

D