The word "hazard" in the last paragraph most probably means ______.

A．felt that the fire was a punishment given by God
B．wished the brigade had arrived sooner
C．tried to stop heating by dried grass or wood
D．tried to know how and why the fire started

A．there were no fire brigades in Rome before the Dark Ages
B．100 years ago, fire fighters would starve to death if not well paid
C．even nowadays, fire still endangers human beings
D．God punished Londoners by setting fire to a bakery