As a result of DNA testing, scientists learned the Black Death was
Athe pneumonic plague, not the bubonic plague.
B.both the pneumonic plague and the bubonic plague.
C.caused by fleas on cats and dogs.
D.caused by fleas on rats and vermin.
Athe pneumonic plague, not the bubonic plague.
C.caused by fleas on cats and dogs.
D.caused by fleas on rats and vermin.