Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to help a mother dog rest [title] Give her energy through food. [step] After giving birth and feeding puppies, the mother is going to be noticeably tired and she will need good food to keep her energy up. A food meant for nursing mothers is best, though a high quality food may suffice.

Ending1: [substeps] Offer the mother dog a few small meals at regular intervals. She will need three meals a day, each less active than the last. Ending2: The mother can also take supplements, which she may choose. If you decide to feed her a high quality food, remember that the mother's appetite is most important. Ending3: Several brands you can try include : [substeps] Dried buffalo feed-these are high in protein, amino acids and omega 3 fatty acids. Dog food made from these types of foods can give high quality food to a mother. Ending4: Either way, now is not the time to limit food. Let the mother eat what she needs to keep feeding her babies.

Answer format: ending1/ending2/ending3/ending4