Diego is a wildlife researcher. They were analyzing the mean and median lengths of 9 whales their team had observed. The whales all had different lengths between 23 m and 27 m. Diego found out that they were misreading the shortest length. It was actually 20 m, not 23 m. How will this length decreasing affect the mean and median? Choose 1 answer: Both the mean and median will decrease. B The mean will decrease, and the median will increase. c The mean will decrease, and the median will stay the same. D The mean will stay the same, and the median will decrease. Start over 4 of 4 O Check