Which statement correctly evaluates why successful crop farming never expanded onto the Great and Central Plains before the late nineteenth century?

The region was home to vast cattle herds that trampled crops.

The region had a semiarid climate without enough rainfall for farming.

The region was home to vast bison herds that trampled crops.

The region experienced seasonal wildfires that destroyed crops

The region had a semiarid climate without enough rainfall for farming.

The correct statement that evaluates why successful crop farming never expanded onto the Great and Central Plains before the late nineteenth century is:

The region had a semiarid climate without enough rainfall for farming.