A physical oceanographer studies all of the following except: Select one:
a. Currents
b. Waves
c. Tides
d. Fish
Check

D

Explanation:

It is the only one that doesn't deal with things like ocean traits

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.