Surrounding the lungs are sets of muscles that are able to cause air to be inhaled or exhaled from the lungs. Themain muscle of respiration in humans is the diaphragm. The primary role of the respiratory system is to supplyred blood cells with oxygen and remove carbon dioxide waste from the body. Which of the following statements best describe the internal relationship of force and motion concerning inhalationand exhalation in the respiratory system?AStatements 1 and 3BStatements 1 and 4CStatements 2 and 3DStatements 2 and 4