In the human respiratory system, the contraction and relaxation of a muscle called the diaphragm helps move air through which of the following structures? A.
artery, capillary, and vein

B.
larynx, pharynx, and trachea

C.
atrium, trachea, and ventricle

D.
esophagus, kidney, and pharynx

i need the a b or c but mental disorders include repetitiveness,unable to listen, wanting to kill people, thinking that you are perfect, sexuality toward the wrong age types younger than you like a child bad reputations cutting yourself abuse! these are sad but these are true! the titles for some of these are ptsd and adhd. you need to go to jail or get an expert counselor if you face any of these problems or if you have indeed been involved!

explanation:

daily refers to frequency, like weekly or monthly. take this medicine twice daily, once in the morning and again at bedtime. on a daily basis there refers to everyday life, to one's normal or usual behavior, activity, routine, or schedule, to the quotidien.