Determine the Period P,the Amplitude B,the Phase Shift D,and the Vertical

Multiple Choice

Determine the period p,the amplitude b,the phase shift d,and the vertical shift a of the given trigonometric function f(t) . $$f ( t ) = 1.5 + 5.5 \sin \left[ \frac { \pi } { 3 } ( t - 1 ) \right]$$

A) $p = 6 , b = - 5.5 , d = - 1 , a = 1.5$
B) $p = 3 , b = 1.5 , d = 1 , a = 5.5$
C) $p = 6 , b = 5.5 , d = 1 , a = 1.5$
D) $p = 6 , b = 1.5 , d = 1 , a = 5.5$