$62404286$

$9$

Mark for Review

The graph of $f^{\text{'}},$ the derivative of the function $f,$ is shown above. Which of the following statements must be true?

$f$ has a relative minimum at $x=-3.$

II$.$ The graph of $f$ has a point of inflection at $x=-2.$

III. The graph of fis concave down for $0.$

$$

$$

$$

$$

$$

$$

$$

$$

$$

$II$ only

$$

III only

$$

I and $II$ only

$$

I and III only