Nuclear power plants do not release smoke and ash into the air.
True
False

it's not c. i took the quiz and got it wrong. so my best guess is b.

have a great day, and hope this .

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.