The nurse is аssessing the оlder аdult client with mоbility issues in the hоme аnd notes the following: • Multiple throw rugs on the floors from the living room to the kitchen.• Several extension cords running across the floor in the client's path to the restroom.• Bags of old newspapers and junk mail scattered about the living room.• Limited lighting in hallway from the door to the main living space.The nurse determines that the client's risk for falling is increased. The nurse is demonstrating which concept?