In Which of the Following Situations Did Disease Develop Due

Multiple Choice

In which of the following situations did disease develop due to vertical transmission of the pathogen?

A) A fetus develops listeriosis after unpasteurized cheese infected with Listeria bacteria is consumed by the mother during pregnancy
B) A traveler develops gastroenteritis after drinking water that is contaminated with Escherichia coli bacteria
C) A dog develops rabies after being scratched during a fight with a raccoon that carries the virus
D) A hospitalized patient develops MRSA bacteria in a wound following surgery