A Particle Moves Along a Straight Line with Equation of Motion

Multiple Choice

A particle moves along a straight line with equation of motion $s = t ^ { 2 } - 3 t + 2$ . Find the value of t at which the particle reverses its direction.

A) $\frac { 1 } { 2 }$
B) 0
C) $\frac { 3 } { 2 }$
D) $\frac { 2 } { 3 }$
E) 1
F) 2
G) $\frac { 3 } { 4 }$
H)
$\frac { 4 } { 3 }$