A correct balance of oxygen and carbon dioxide must be maintained in the human body to survive. Which system is responsible taking in oxygen and releasing carbon dioxide to the external environment to maintain this internal balance? A. the respiratory system
B. the circulatory system
C. the digestive system
D. the nervous system

Which of these was not a key difference between northern and southern states at the constitutional convention? wanting to protect states’ interests vs. a government with strict rules having more, larger cities vs. having fewer, smaller cities wanting to protect agriculture vs. protect industries having many enslaved people vs. using less enslaved labor

Which ics functional area sets the incident objectives, strategies, and priorities, and has overall responsibility for the incident a. command b. operations c. logistics d. finance/administration

The conflict perspective explains deviance in terms of power and inequality. select the best answer from the choices provided t f