Which of the following has been the main cause of land grant disputes over time?
A.more than one government made land grants in New Mexico.
B.spanish land grants did not establish clear boundaries.
C.People do not understand the laws relating to land grants.
D.More than one person wishes to control the same piece of land.
It would be mainly that "D. More than one person wishes to control the same piece of land" that generally has been the main cause of land grant disputes over time, since land is of course limited and very valuable.
