Maya lives near the sea and likes to have picnics with her friends on the beach. The beach is home to many gulls that carry the bacteria for the disease psittacosis. During one of these picnics, a gust of wind scatters sand and water, which is contaminated with gull droppings, into the air. Five days later, Maya and her friends all develop symptoms of psittacosis. Which mode of disease transmission could have infected Maya and her friends with the psittacosis bacteria?
A.
aerosol
B.
direct contact
C.
vector
D.
oral
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