Which best describes the spread of a set of data that has an interquartile range of 18 and a mean absolute deviation of 10? A. The average distance of all data values from the mean is 18 and the middle 50% of data values has a range of 10. B. The average distance of all data values from the mean is 14 and the middle 50% of data values has a range of 8. C. The average distance of all data values from the mean is 14 and the middle 50% of data values has a range of 28. D. The average distance of all data values from the mean is 10 and the middle 50% of data values has a range of 18.