challenge: According to the 'Chronicle of Moto-Sumiyoshi Shrine', why did the head of Sumiyoshi Shrine move from Moto-Sumiyoshi Shrine to Sumiyoshi Taisha?
  
  A. In response to a royal decree from the Emperor
  B. As a result of a conflict between shrine priests
  C. Because Moto-Sumiyoshi Shrine's name contains 'Moto-', meaning 'the Head'
  D. Due to a natural disaster that damaged the original shrine
  Answer: 