The union of airline pilots wants to estimate the average yearly income of pilots. The union knows that the standard deviation of the salaries is $14,000. In a sample of 84 pilots, the average yearly income is $102,300. Construct a 98% confidence interval for the average yearly income of pilots.

A) enter the upper limit of the confidence interval.

B) enter the lower limit of the confidence interval.

C) Is it reasonable to assume that the average yearly income for airline pilots is $100,000? Answer "yes" or "no"

(Round your answers to 2 decimal places and include the $ sign.)