The biggest appeal of Christian Revivalism was the Protestant idea that people could have a personal relationship with God without having to pay indulgences to the Church, which appealed to many people who wanted a "pure" relationship with their God.
A)a new defensive tactic known as trench warfare
Trench warfare allowed the war to drag on for long periods of time because of the stalemates that ensue from the opposing armies refusing to give up the land under their controls, resulting in high casualties in no man's land.
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Answer:
Blackfoot, Arapaho, Assiniboine, Cheyenne, Comanche, Crow, Gros Ventre, Kiowa, Lakota, Lipan, Plains Apache (or Kiowa Apache), Plains Cree, Plains Ojibwe, Sarsi, Nakoda (Stoney), and Tonkawa.
Answer:
Traveling, farming, bathing, farming.
Explanation: