Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to install an underground dog fence [title] Using a pencil and paper, draw a map of your yard. [step] Draw where you want the boundaries of your electric fence to be. [title] Check your transmitter location.

Ending1: [step] If the area is in a' wild' zone, then you need to identify the area before you build the base to support your dog. [title] Drill a hole in the ground in the area. Ending2: [step] Will the antenna pole be pointing out of the way? Will the signals be visible to potential visitors and the animal gate will only be visible from around the area? Mark the lines that direct traffic to your area where the fence will be. [title] Locate the electrical connections on your fence. Ending3: [step] Is your transmitter located in between the " north " and " south " sections of your yard? Check your distance from your transmitter and the perimeter of your yard where you plan on installing the secret panels. If you live in a large community that has a lot of people that frequent bikes and cars, your total distance from your transmitter to the perimeter of your yard is your landscape. Ending4: [step] Be sure that it is at least 3 feet from objects such as water heaters as they may get in the way of receiving a strong signal from the wire. Following the manufacturer's instructions, use the screws and hardware given by the manufacturer to mount the transmitter onto the wall.

Answer format: ending1/ending2/ending3/ending4