Suppose That the Numbers W (In Thousands) of Construction Workers $W = 9094 + 455.2 \sin ( 0.6 t - 1.813 )$

Multiple Choice

Suppose that the numbers W (in thousands) of construction workers employed in the United States during 2006 can be modeled by $W = 9094 + 455.2 \sin ( 0.6 t - 1.813 )$ where t is the time in months, with $t = 1$ corresponding to January 1. Approximate the month t in which the number of construction workers employed was a maximum. What was the maximum number of construction workers employed? Round your answer to nearest hundredth.

A) July; The maximum number of construction workers employed is 9559.
B) May; The maximum number of construction workers employed is 9539.
C) June; The maximum number of construction workers employed is 9539.
D) May; The maximum number of construction workers employed is 9549.
E) June; The maximum number of construction workers employed is 9549.