Answer:
D. Daily bathing
Daily bathing did not contribute to the spread of the bubonic plague in Europe. In fact, maintaining personal hygiene, including regular bathing, could have helped reduce the risk of infection. The bubonic plague, also known as the Black Death, was primarily spread by fleas that infested rats and then bit humans. Dirty living conditions and close proximity to rats in cities and towns, as well as the movement of infected rats and fleas through trade routes facilitated by merchants, were significant factors in the spread of the disease.
Step-by-step explanation: