Answer:
The conflict between Henry IV and Gregory VII concerned the question of who got to appoint local church officials. Henry believed that, as king, he had the right to appoint the bishops of the German church.
Yes, the conflict was resolved. In 1077, Henry traveled to Canossa in northern Italy, where the Pope was staying in the castle of Countess Matilda, to apologize in person and to be punished for his sins he wore a hair shirt and stood barefoot in the snow in what has become known as the Walk to Canossa, then the excommunication was lifted.
Henry was again excommunicated 3 years later because, the Pope supported Rudolf of Rheinfelden a rival king.
Explanation:
1859 - Natural Selection - Charles Darwin wrote “On the Origin of Species by Means of Natural Selection, or the Preservation of Favored Races in the Struggle for Life
1865 - Heredity Transmitted in Units - Gregor Mendel’s experiments on peas demonstrate that heredity is transmitted in discrete units. The understanding that genes remain distinct entities even if the characteristics of parents appear to blend in their children explains how natural selection could work and provides support for Darwin’s proposal.
1869 - DNA Isolated - Frederick Miescher isolates DNA from cells for the first time and calls it “nuclein
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<span>C) They provided jobs and travel throughout the empire</span>
