PLEASE HELP!! Susan's test scores in biology are shown below.
73, 84, 91, 68, 83

A. Which of the following measures would be the best for her report card?
a. mean
b. median
c. range
d. mode

B. Which of the following statements is true?
a. The mean is greater than the median.
b. The range is greater than 50.
c. The median is between 80 and 90.
d. The mode is 23

C. If she earns a 93 on the next test, how will her mean test score change?
a. The mean test score will decrease almost 3.
b. The mean test score will decrease by O.
c. The mean test score will increase almost 3.
d. The mean test score will increase by 2.