Please choose the correct ending to complete the given sentence: Work World: [header] How to diagnose and treat feline infectious peritonitis [title] Notice appetite changes. [step] Cats may stop eating or decrease the amount of food they eat each day. Due to this, the cat may start to lose weight.

Ending1: Watch your cat for any changes you notice. If your cat is gone for days, this may be a sign of what is causing the symptoms. Ending2: In kittens, this may stunt their growth. These symptoms are characteristic of the wet/effusive type of fip. Ending3: These changes may include : [substeps] Enlargement of the incistelized incisors licking of the face picking up excess fur licking the snout gland damage to the nose bleeding in the face [title] Monitor the cat's weight. [step] A cat may stop eating their meals. Ending4: [substeps] This loss of appetite in cats may indicate a new condition known as reye's syndrome. Treatment of this condition may be related to liver damage or tumor growth, which can cause a cat to lose weight if the liver is damaged, but should not expose it to prolonged consumption of human food.

Answer format: ending1/ending2/ending3/ending4