Why do people sometimes use credit to pay for items instead of just using cash?

answer; ///i believe the correct answer is (aids) acquired immune deficiency syndrome;

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.

b a mature ovary of a plant.