challenge: What was the reason for the deployment of Sergeant Thaddeus B. Glover and his team from Fort Keogh on February 5, 1880?
  
  A. To escort a group of settlers to a nearby town
  B. To search for the Lakota responsible for attacking three hay cutters on the Powder River
  C. To provide support for the construction of a new fort along the Yellowstone River
  D. To conduct a reconnaissance mission along the Powder River
  Answer: 