. Assuming the pattern of the graph extends, this function has: f(x) 10 7 8 6 -5 -4 -3 -2 -1 2 3 4 5 -2 -6 -8 O a) both an absolute maximum, and an absolute minimum O b) an absolute minimum, but no absolute maximum O c) no absolute minimum or maximum O d) an absolute maximum, but no absolute minimum