Astatement that describes what scientists expect to happen every time under a particular set of conditions is a a. scientific inquiry. b. scientific hypothesis. c. scientific theory. d. scientific law.

The correct answer is option d, that is, scientific law.

Explanation:

A scientific law refers to a comprehensive rule to illustrate a body of observations in the form of mathematical or verbal statements. Natural laws or scientific laws signify a cause and effect between the witnessed elements and must always be considered under similar situations.  

For being a scientific law, a statement must illustrate some characteristics of the universe and be reliant upon the repeated experimental proofs. It is a statement, which illustrates what researchers anticipate to happen every time under a specific set of circumstances.  

i think the 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.