Please choose the correct ending to complete the given sentence: Work World: [header] How to build a dog house [title] Consider what you'll be using the base for. [step] Different dogs have different needs, but almost every dog will need the following: an insulated, dry space that he can call home whether it's hot or cold. Pay attention to these factors when building a dog house : [substeps] Think about insulation.

Ending1: Remember that the base builds the foundation for the whole house and creates a space of air between the ground and the floor that acts as insulation for the house. A house without a base is cooler during the cold months and warmer during the hot months. Ending2: Dogs are very sensitive to sunlight and it can take up to four years before a dog's house warms up completely. In addition, dogs with cones are more suitable for dens or sheds because of their sensitive skin and introverted personality. Ending3: Dogs love dry weather and are notorious for overheating. What you decide to use is up to you. Ending4: Dogs love warm spaces, so they can grow warm inside a house if the house is just low enough. If it's hot, consider covering the bottom of the house with individual shingles or hammering along the edges.

Answer format: ending1/ending2/ending3/ending4