Please Read the Clinical Scenario, and Then Answer the Question

Multiple Choice

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format.
A 68-year-old male presents to the emergency department with complaints of a 2-day history of difficulty breathing, cough, and chest pain. Upon triage assessment, the patient is found to have a fever, increased work of breathing, decreased oxygen saturation, and crackles upon auscultation of the lungs. A chest X ray reveals consolidation in the right upper lung field. The patient is diagnosed with pneumonia, initiated on oxygen therapy, and admitted for observation and treatment.
-You are diligent to prevent the spread of disease to other patients.Which of the following is the most appropriate type of isolation for this patient,considering the portal of exit for the pathogen in this case?

A) standard isolation (gloves)
B) contact isolation (gown and gloves)
C) droplet isolation (gown,gloves,and mask)
D) airborne isolation (gown,gloves,mask,and negative airflow room)