Answer: the leader of the Mormons, Joseph Smith, was murdered. Brigham Young became the new leader of the Mormons. Due to the hostility shown towards the Mormons, he decided they needed to move somewhere safer. Young decided to migrate to the Great Salt Lake, just south of the Oregon Trail.
Explanation:
<span>E)A Korean king gave Buddhist scriptures to a Japanese emperor</span>
The answer is d. Tribes allied with both sides during the war. I hope this helps