Hammie is in the 6^{\text {th }} grade and weighs 106 pounds. His quadruplet sisters are tiny babies and weigh 5,5,6, and 8 pounds. Which is greater, the average (mean) weight of these five children or the median weight, and by how many pounds?
Answer Choices
A. median, by 60
B. median, by 20
C. average, by 5
D. average, by 15
E. average, by 20