Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to train a therapy cat [title] Begin young. [step] It's easiest to socialize a cat when it is a kitten. A kitten is still learning what is " normal.

Ending1: " this is because it knows what is " normal " and what is " wrong. " because you are the one deciding what your particular age group should see as " normal, " you have only a limited amount of time to explore your new pet. Ending2: " if you start your therapy with a young cat, it might get suspicious of you, so start out by giving it a treat when it is relaxed around you. Then, train it to listen with memory. Ending3: " if it learns at a young age that being handled and being sociable is " normal, " it's more likely to be a sociable cat who's willing to be petted by strangers. [title] Work on socialization in your home. Ending4: " overtraining is much more effective for the kitten, who is already having several months of untrained training. [substeps] Consider slowly introducing your cat to its " normal " behavior as you get older and begin to train it.

Answer format: ending1/ending2/ending3/ending4