Which event is a causal relationship?

"they had a large area of land that they owned."

d) a week

because the land run of 1889, although not without precedent in the history of the west, further, their men were aboard the first trains, ready to jump off and begin staking their claims. oklahoma city, edmond, and guthrie were all so affected.

no one really purchased it themselves, it was all america, they had debates etc.