James Grew Up in a Rural Farming Community Where Most

James grew up in a rural farming community where most of his classmates were either Caucasian or African American and were followers of one of the Christian faiths. When James started college, he found himself in classes with students from a variety of ethnic and religious backgrounds. Although he doesn't know much about these students' cultures, he wants to make an effort to get to know them and broaden his horizons. What should James do as he gets to know these classmates?

A) Focus on educating them about his own background.
B) Make a point of always agreeing with them.
C) Encourage them to change their beliefs.
D) Listen carefully and keep an open mind.