The box plot compares Marta’s and Ani’s diving scores in the first several meets of the season. A number line goes from 0 to 12. Marta's whiskers range from 4 to 10, and the box ranges from 5 to 8. A line divides the box at 6. Ani's whiskers range from 4.5 to 9.5, and the box ranges from 6 to 9. A line divides the box at 8.
Based on the data in the box plots, what is the best evidence to show which diver had greater overall success during the meets so far this season?

Ani was more successful because she had an outlier.
Marta was more successful because she received the highest score.
Ani was more successful because she had the greater measure of center.
Marta was more successful because she had the greater total spread.