Task: Question Answering
Input (English): In a list of four positive even numbers, the mean, median, and mode are all equal. Which of the following CANNOT be done to the list if the mean, median, and mode are to remain equal?
(A)Add one number to the list. (B)Add one number to the list that is greater than the mean. (C)Add two distinct numbers to the list. (D)Add 2 to each number in the list. (E)Remove the first and fast numbers from the list.
Output (English): B