Which part of the respiratory system is made up of two large organs that exchange carbon dioxide and oxygen?
a.
trachea
b.
diaphragm
c.
lungs
d.
epiglottis

Religion can people engage in healthier behavior but in the meanwhile it can also harm health. true or false

Which are fat-soluble vitamins? a. abcd b. abek c. abdk d. acdk e. adek

What do you do if a teacher is unjustly grading you, but also id discriminating because your a girl in a dyn criminal justice class? its almost starting to become harassment because he wont leave me alone about it