Suppose That the Numbers W (In Thousands)of Construction Workers Employed

Multiple Choice

Suppose that the numbers W (in thousands) of construction workers employed in the United States during 2006 can be modeled by where t is the time in months,with 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 whole number. ​

A) May; The maximum number of construction workers employed is 9,059.
B) March; The maximum number of construction workers employed is 9,039.
C) April; The maximum number of construction workers employed is 9,039.
D) March; The maximum number of construction workers employed is 9,049.
E) April; The maximum number of construction workers employed is 9,049.