Please choose the correct ending to complete the given sentence: Health: [header] How to improve kidney function [title] Eat a balanced diet. [step] A healthy balanced diet is a major factor to good overall health, and kidney health is no exception. Avoid fatty and salty food, and eat lots of fresh fruit and vegetables.

Ending1: Additionally, consider eating sources of lean protein and healthy fats like avocado, nuts, and seeds. These supplements can work wonders, and help ensure you are getting adequate amounts of each. Ending2: Those foods should be eaten regularly, with little added sugar as this in turn promotes kidney function. If you see bad fats stuck in your stomach, throw those out, as well, including oil, margarine, lard, animal fats, heart juices and refined bread. Ending3: If you want to improve your nutrition, you can eat these foods in small bite-sized servings : [substeps] Deep fried foods, such as baked fish or chicken, bread, and pasta, and serving small amounts of small food and vegetables. Whole grains, such as quinoa, oats, barley, lentils, and whole wheat bread are good choices. Ending4: If you are unsure about what a balanced diet might look like, look at the food groups identified in the food pyramid and go from there. [substeps] The original food pyramid has been criticised by public health experts, so you may want to look at the more recent healthy eating pyramid which combines healthy eating with weight control.

Answer format: ending1/ending2/ending3/ending4