Which sentence best describes How the process of the westward expansion affected American political culture?

A-The need for labor led to the abolition of slavery and increased respect for personal liberty

B-The concept of expansion led to an accepting culture, and also inspired involvement in international politics

C-The culture of settlers led to a respect for self-reliance, but also led to discrimination against Native Americans

D-The addition of a new state led ti a respect for states' rights, but also led to a decrease in the power of the urban majority