Where does the oxygen/carbon dioxide exchange take place in the human respiratory system?

lungs and the capillaries that envelop them.

Explanation:

answer; (b) i believe the correct answer is : /eliminate health disparities and improve the health of all population groups;

answer is b

  a   having low self-esteem

  b   having abusive family members

  c   having poor school attendance

  d   having friends who discuss gang life

living torture and being abused makes one not mind harming other people.

and also not being supported and abusing one turns one into this state.