Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to holistically care for a dog [title] Feed your dog a quality food. [step] Nutrition is the foundation of a dog's health, so a quality dog food is important. The first thing you should look for in your dog's food is that it says " complete and balanced " on the label, which means it passed certain regulations to meet your dog's nutritional needs.

Ending1: [substeps] Buy food that is labeled as " adult " on the outside, such as protein powder, puppy food, etc. Look for thin, light or heavy fats. Ending2: Also, look for a food that has a kind of meat listed as the first ingredient. It's also a good idea to avoid foods that contain artificial colorings, flavorings, and preservatives. Ending3: To find a quality food, look at the nutrition labels on your dog's food. You will see that there are fewer calories, vitamins, and minerals than regular dog food from your local pet store. Ending4: Since your dog is starving, not eating a quality food is of significant importance. [substeps] Choose balanced dog food that can satisfy that need.

Answer format: ending1/ending2/ending3/ending4