The Graph of the Derivative $f ^ { \prime } ( t )$

Multiple Choice

The graph of the derivative $f ^ { \prime } ( t )$ of $f ( t )$ is shown. Compute the total change of $f ( t )$ over the interval $[ 2,5 ]$ .

A) $f ( 5 ) - f ( 2 ) = 21$
B) $f ( 5 ) - f ( 2 ) = 7.5$
C) $f ( 5 ) - f ( 2 ) = 5.25$
D) $f ( 5 ) - f ( 2 ) = 2.25$
E) $f ( 5 ) - f ( 2 ) = 10.5$