Please choose the correct ending to complete the given sentence: Health: [header] How to naturally treat diarrhea during pregnancy [title] Eat a brat diet to firm up your stool. [step] Brat stands for banana, rice, apple, and toast. These foods are effective in treating diarrhea and making your stool firm.

Ending1: They cannot damage your digestive system, but they do reduce your stomach gas and pressure build-up, and if you continue to eat these foods after your child is born, your stool will deflate. [substeps] Choose yogurt to thicken up your diet. Ending2: They are also believed to help your stool stay firmer. [substeps] For example, be sure to eat whole bananas instead of processed melba-capoconol. Ending3: Good brat foods include dairy, fruit, yogurt, melon, pudding, and cheese. [substeps] While yogurt may be hard to digest in the small intestine, eating yogurt will help you be better able to absorb the beverage. Ending4: [substeps] The rice should be brown rice and the toast should come from whole wheat bread. The fiber found in these foods absorbs water and makes the stool " bulkier " and solid.

Answer format: ending1/ending2/ending3/ending4