Increasing global population, overcrowding and international travel have contributed to many changes in epidemiological trends of infectious disease. Which of the following would have been just as likely to occur a century ago as today?
A. West Nile encephalitis, a zoonotic disease caused by a virus first isolated in Uganda, is now a world-wide pandemic in human and animals.
B. An individual was placed under a government-ordered isolation after traveling while infected with a drug resistant strain of Mycobacterium tuberculosis.
C. The incidence of bubonic plague in humans, transmitted via the rat flea, is gradually increasing in the United States with most of the cases reported in the west.
D. Gonorrhea, one of the oldest known STDs, is becoming increasingly difficult to treat due to multi-drug resistance strains of Neisseria gonorrhea.