The salaries of the employees at four companies are summarized below. Answer the questions about them. Company A: The range of salaries is $44,000 and the mean salary is $21,000.0 Company B: The range of salaries is $48,000 and the mean salary is $16,000. Company C: The range of salaries is $49,000 and the mean salary is $24,000. Company D: The range of salaries is $53,000 and the mean salary is $17,000. (a) Based on the information above, which company's salaries have the least variability? Company A O Company B O Company C O Company D (b) Based on the information above, which company has the highest salaries on average? O Company A O Company B O Company C O Company D