Let f(x)=x3−3x2+2. Which of the following correctly describes the relative extrema of f?
a) x=0 is a relative minimum and x=2 is a relative maximum.
b) x=0 and x=2 are both relative maxima.
c) x=0 is a relative maximum and x=2 is a relative minimum.
d) x=1 is a relative maximum and x=2 is a relative minimum.