Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to give newborn kittens away [title] Keep the newborn kittens with the mother. [step] If your cat has just given birth, she'll take care of the kittens. Provide plenty of food and a safe place so that she can look after her kittens.

Ending1: The mother will also teach the kittens to toilet and socialize. Since they won't be eating solid foods, she'll nurse them in the early weeks. Ending2: Keep the kittens at least 10-12 feet from the mother during the entire pregnancy. This is enough time for parents to notice the baby kittens for the first time, but not too much time for parents to see the kittens with their eyes open. Ending3: Allow the mother to keep the kittens in her home at all times, ensuring that the mother does not move them from her home. If kittens are not nursing, the mother may have trouble feeding and caring for them. Ending4: [substeps] Know that some kittens are very fragile, and you will need to be quick when transporting a kitten away from other cats. [title] Make sure the mother cat is warm.

Answer format: ending1/ending2/ending3/ending4