Respuesta :
Answer: its b
Explanation: The bacterium that causes the bubonic plague is called yersinia pestis. It can survive in rodent populations and is spread to other mammals, including humans, through flea bites. ... The 1330s outbreak also spread west across Central Asia via traders using the Silk Road.
Answer: B
Explanation: When Europeans were trading along the silk road selling and buying goods it allowed a transfer of the bubonic plague that Europeans did not have an immunity to so it caused a massive pandemic as a large portion of Europe's population to die Hope you have a nice day (: and Godspeed on your assignment.