Use the graph below to answer the following question.
Find the slope of the line. Describe how one variable changes in relation to the other.
A. 2; distance increases by 2 miles per hour
B. 2; distance decreases by 2 miles per hour
C. one-half; distance increases 1 mile every 2 hours
D. one-half; distance decreases 1 mile every 2 hours
