Explain why the company would want to use a weighted average in this situation rather than a simple average of the five medical cost values. A. The weighted average takes into account the variation in the data instead of only providing a measure of central tendency. B. The weighted average takes into account both the mean and the median of the data, instead of only providing the simpler measure of only the mean. C. The weighted average takes into account the numbers of employees and is a more reasonable measure of the average payments than would be an un-weighted average. D. The weighted average takes into account extreme values and is therefore a more reasonable measure of the average payments than would be an un-weighted average