Determine the x - and y-intercepts for the given function. r(x)=|x-8|

a. x-intercept: none; y-intercept: (0,8)
b. x-intercept: (0,8); y-intercept: (0,0)
c. x-intercept: (8,0) : y-intercept: (0,8)
d x-intercepts: (0,8), (0,-8); y-intercept: (0,8)