Which factor will increase the rate of photosynthesis? inadequate amount of water temperature below 35 degrees fahrenheit soil depleted of nutrients increased carbon dioxide levels

the correct answer is b

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.