Which of the following is an example of a direct contact transmission? a. An individual contracts rabies after being bitten by a rabid raccoon. b. An individual contracts Human Immunodeficiency Virus after an accidental needlestick with a needle containing contaminated blood. c. An individual contracts bubonic plague after being bitten by a flea carrying Yersinia pestis (the bacterial pathogen). d. An individual contracts Hantavirus by inhaling fresh rodent droppings while cleaning a barn.