The ages and grades of some of the 17 girls on a club soccer team are shown in the table.
15 years old
16 years old
0
2
9th grade
10th grade
10
Which two-way frequency table correctly shows the marginal frequencies?

A. 9th grade, 15 years old: 2. 16 years old: 0. total: 2. 10th grade, 15 years old: 15. 16 years old: 10. total: 25. total, 15 years old: 17. 16 years old: 10. total: 27.