Which key figure in medieval culture introduced important reforms to the Roman Catholic Church in the eleventh century?(1 point)ResponsesPope Gregory VIIPope Gregory VIIEmperor Henry IVEmperor Henry IVCharlemagneCharlemagneEinhard How did the Black Death destabilize the feudal system in the late Middle Ages?(1 point)ResponsesIt created demand for new spices from the Middle East.It created demand for new spices from the Middle East.It killed mostly nobility, freeing serfs from their ties to the land.It killed mostly nobility, freeing serfs from their ties to the land.It ended the Hundred Years’ War, allowing an increase in trade.It ended the Hundred Years’ War, allowing an increase in trade.It created a labor shortage, which allowed serfs to demand wages for their work.

It created a labor shortage, which allowed serfs to demand wages for their work.