The Mother Boxes

The Mother Boxes trivia questions

1. In Justice League (2017), how many ancient devices must Steppenwolf unite?
2. In Justice League (2017), which group originally guarded one device on Themyscira?
3. In Justice League (2017), which city hosts the final battle after the devices unite?
4. In Justice League (2017), which race first forged the ancient devices?
5. In Justice League (2017), which facility houses the device used to revive Superman?