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# Graphical Interpretation: Concavity of $f(x)$ and $f'(x)$

APCALC-MSRSHJ

Given the graph of $f''(x)$ above, where is $f(x)$ concave up and $f'(x)$ concave down?

A

$(a, b)$

B

$(b, c)$

C

$(c, d)$

D

$(d, e)$