Which causes a sea breeze? air temperatures are cooler than normal. air flows from the poles toward the equator. air blows over long distances at different speeds. air above land warms quicker than air over water.

ANSWER D

Explanation:

100% sure

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.