After line 9 runs, what are the items in the vector?

```
1 vector vNums;
2 vNums.push_back(10);
3 vNums.push_back(5);
4 vNums.push_back(15);
5 vNums.push_back(25);
6 cout << vNums.size();
7 vNums.pop_back();
8 cout << vNums.at(2);
9 vNums.pop_back();
10 vNums.pop_back();
11 vNums.pop_back();```

A. 10, 5
B. 5, 15
C. 10, 15, and 25
D. None of these are correct.

A