Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to care for a jack russell [title] Feed your dog a high quality dog food each day. [step] Jack russell terriers need to be fed twice a day. You should not free feed a jack russell, as they're prone to overeating.

Ending1: This leads to overeating and dehydration in dogs, which can lead to weight gain, obesity, and decreased appetite. [substeps] You should also feed it one of jack russell's favorite treats, such as a cantaloupe with a dollop of peanut butter on top. Ending2: The first week of age a jack russell has had its first feeding. His first feeding will cost $500 to $400 daily, depending on his weight and size. Ending3: In general, jack russell terriers need about 1.25 to 1.75 cups of quality dog food each day. Calorie amounts vary between brands of dog food, though, so check the feeding instructions on the food packet so you aren't overfeeding or underfeeding your jack russell terrier. Ending4: The best kind of dog food is fortified dog food, available at pet stores. [substeps] Occasionally, a dog gets overweight (or too old), so they need to stay at a proper weight.

Answer format: ending1/ending2/ending3/ending4