New evidence changed ideas about what caused the Black Death when a team of scientists visiting Hong Kong discovered that a bacterium caused the Black Death. a virus caused the Black Death. rabies caused the Black Death. tetanus caused the Black Death.

the viking voyages took place during the middle ages, which was about this time. 500 to 1350. the viking voyages took place during the middle ages, which was about this time.

a. news coverage

explanation:

when presidential candidates are on the news they have the ability to answer questions from news reporters and some of those questions can come from the public