Please help answer this history question about WW1

Which is the best description of a scorched earth policy? the burning of fields in preparation for planting the destruction of an opponent’s resources the mobilization of a nation’s resources in war the effort to switch from farming to manufacturing

Review the territory. all land from the bighorn mountains down to south dakota territory. what happened to this territory as a result of the treaty of fort laramie in 1868? it was confiscated by the us government, as a consequence for the battle of the little bighorn. it was given to the us government by the lakota sioux, who got reservation lands in exchange. it was gifted by the us government to the lakota sioux, who viewed it as a sacred place. it was allocated for lakota sioux to settle, but the us government maintained mining rights.

When u make a choice the experience from what would have been your second option is called