Compare the Standard Atmosphere and the actual GRB temperature profiles you just . plotted. The troposphere over GRB when the actual observation ("sounding") was made was generally [(warmer)(colder)] than Standard Atmosphere condition

thinking it would be d not too sure but i think it's right

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.