Context: When I got back from school we installed the 2 optical cables in the tubes who are in the wall . We were lucky and did n't have to remove the Gyproc wall . So now he can finally close all the holes and start the wallpaper and painting . Now there 's one problem , before he can start the wallpaper he needs my electricity cable of the tv .
Question: Where were they before they installed the optical cables ?
Option 0: They were on the way to school .
Option 1: They were in school .
Option 2: None of the above choices .
Option 3: They were at home waiting for the cables .
Answer: 1