The number of vacuum cleaners sold by a company per month during Year 1 is listed below:
18, 42, 29, 40, 24, 17, 29, 44, 19, 33, 46, 39

Which of the following is true?
A. the mean is less than the median
B. the mode is greater than the median
C. the mode is less than the mean, median, and range
D. the mode is equal to the range