You have a tidal volume of 520 ml with an anatomical dead space of 120 mL. If you are to maintain an alveolar ventilation rate of 4000 mL/min, what must your respiration rate be? a) 10 breaths per minute b) 7-8 breaths per minute c) 33 breaths per minute d) 5-6 breaths per minute e) The respiration rate cannot be determined from this information