Line q contains the points, (1, 5) and (1, 8). What is the relationship between the slope of line q and the slope of the x-axis?
Select one:
A. line q slope is undefined and x-axis has a slope of 0
B. line q slope 0 and x-axis has a slope of 0
C. line q slope is 0 and x-axis has a slope of undefined
D. line q slope is the reciprocal of the slope of the x-axis