In which pair of events did the first event most directly influence the second?
Adiscovery of gold in California — Louisiana Purchase
Bbuilding of the transcontinental railroad — disappearance of the frontier
Csettling of the Oregon Territory — passage of the Homestead Act
Dassimilation of Native American Indians into American Society — passage of the Dawes Act
Adiscovery of gold in California — Louisiana Purchase
Bbuilding of the transcontinental railroad — disappearance of the frontier
Csettling of the Oregon Territory — passage of the Homestead Act
Dassimilation of Native American Indians into American Society — passage of the Dawes Act