They will both remain lit.✔ They will both go out.Bulb B will go out, but bulb A will remain lit.Bulb A will go out, but bulb B will remain lit.
A
They will both remain lit.B
✔ They will both go out.C
Bulb B will go out, but bulb A will remain lit.D
Bulb A will go out, but bulb B will remain lit.