Carinna owns a small farm. Her two horses typically drink from the creek that runs along the property. However, this year the area is experiencing drought conditions. She gets permission to use the pond on the adjacent property to water her horses as long as she agrees to walk them through the woods and not the corn fields to get to it. What easements, if any, exist. What is the dominant and servient tenements and whether the easements are affirmative or negative.