Which of the following can be added to the number indicated on the number line above to sum to 0?
A. -7/8
B. 7/8
C. 8/7
D. -8/7
![Which of the following can be added to the number indicated on the number line above to sum to 0 A 78 B 78 C 87 D 87 class=](https://us-static.z-dn.net/files/d69/a35695c86619b958198d38e62f29dc45.png)