For the Simple Harmonic Motion Described by the Trigonometric Function,find $d = \frac { 1 } { 2 } \sin 6 \pi t$

Multiple Choice

For the simple harmonic motion described by the trigonometric function,find the maximum displacement.? $d = \frac { 1 } { 2 } \sin 6 \pi t$ ?

A) $6$ ?
B) $\frac { 1 } { 2 }$
C) $12$ ?
D) $\frac { 1 } { 6 }$
E) $2$