the six winning basketball scores totaled 600 points. three scores,103 81 112, and 97 were already recorded in the team log. Shawn estimated that the other scores would be 107 and 100 why is Shawn's estimate reasonable

a. it is reasonable because that is the average of the numbers
b. it is reasonable because there are five numbers
c. it is reasonable because those are even numbers
d. it is reasonable because all the scores equal 600

PLS HELP