Army beef was beef that was given to soldiers during the Spanish American war. It caused a scandal because it was of the lowest possible quality and caused sickness in those who ate it, often spreading disease. The scandal was one of the reasons why legislature on meat packing and production changed.
I think the answer would be C. freedom rides because those were used to protest a specific law that didn’t allow blacks and whites to travel on the same interstate bus. The other three forms of civil disobedience could be applied to other movements. Hope this helps :)
It would be mainly that "<span>D. More than one person wishes to control the same piece of land" that generally </span>has been the main cause of land grant disputes over time, since land is of course limited and very valuable.
This new labor system was called sharecropping.