Comprehension Passage
The following table shows the number of students enrolled in four different Colleges (A–D) during the four years from 2020 to 2023. Based on the data in the table, answer the questions that follow.
| Year | A | B | C | D |
|---|---|---|---|---|
| 2020 | 1200 | 900 | 1000 | 700 |
| 2021 | 1100 | 800 | 1300 | 900 |
| 2022 | 1400 | 1000 | 1200 | 1100 |
| 2023 | 600 | 700 | 800 | 1000 |
If the ratio between the number of girls and boys in College B in 2021 is 3:5 and the ratio between the number of girls and boys in College C in 2022 is 7:5, then what is the ratio between the number of girls in College B in 2021 to the number of boys of College C in 2022?
1
2:5
2
3:5
3
1:3
4
2:3