Your call to the scene of a cardiac patient. She is pale diaphoretic and not answering questions appropriately. Her blood pressure is 60 systolic and she has a pulse of 130 weak and thready the husband informs you. She's an insulin-dependent diabetic and suffered a heart attack six months ago since that time she has been prescribed a water pill to help control the amount of fluid in her lungs. Which of the following would be the most important and providing treatment to this patient
A. administerLament oxygen
B. escalation of lung sounds bilaterally
C. see collection of a list of medication's
D. administration of nitro.