The option that best describes the clash of cultures that led to the Second Battle of Adobe Walls is:
Indigenous Comanche hunters who relied on continued access to bison clashed with working-class hunters from the U.S. who hunted bison to near extinction as a way to profit from selling hides to the east.
This description captures the conflict arising from the Comanche's reliance on bison for sustenance and the impact of commercial hunting on bison populations and Indigenous livelihoods.