2. The number of people in thousands employed in a resort town is represented by the following function. at) : 3.8 1.7oos %t where, t = 0 represents the last day of January, t = 1 represents the last day of February, t = 2 represents the last day of March. (a) Draw a sketch of the function showing the variation in the number of people employed in the town for one complete period. (b) When is the maximum number of people employed and what is this number? (c) During which months of the year will the number of people employed be 4,650 or greater? (cl) What are some drawbacks of this model