Use the Maximum/minimum Finder on a Graphing Calculator to Determine $f(x)=x^{4}-4 x^{3}-53 x^{2}-86 x+5$

Multiple Choice

Use the maximum/minimum finder on a graphing calculator to determine the approximate location of all local extrema.
- $f(x) =x^{4}-4 x^{3}-53 x^{2}-86 x+5$

A) Approximate local maximum at -0.944 ; approximate local minima at -3.192 and 7.136
B) Approximate local maximum at 1.02 ; approximate local minima at -3.167 and 7.046
C) Approximate local maximum at 0.852 ; approximate local minima at -3.234 and 7.127
D) Approximate local maximum at 0.935 ; approximate local minima at -3.119 and 7.198