A
C 0.5
1
1.5
2
2.5
3
3.5
4
4.5
B
Which of the following correctly describes the nature of each curve above as either $f$, $f'$, or $f''$?
None of these choices
$f$: Curve B, $f'$: Curve A, $f''$: Curve C
$f$: Curve A, $f'$: Curve B, $f''$: Curve C
$f$: Curve C, $f'$: Curve A, $f''$: Curve B
The function $f$ is continuous