Candidates Test Practice Test

Let $f$ be continuous on $-2,4$ with critical points at $x=-1,2$; $f(-2)=1,f(-1)=5,f(2)=3,f(4)=0$. Where is the absolute maximum?

A continuous function $r$ on $-4,2$ has critical points $x=-2,1$ and values $r(-4)=3,r(-2)=0,r(1)=-1,r(2)=2$; where is the absolute minimum?