Answer:
There is never enough time to do the things he wants to do. He is trying to pick a fight with Emmy and the twins. He thinks time is a tyrant that he can't control. His father spends a lot of time at work.
A theme is what the author wants you to get from the story only one does this, which is A
The answer is it make people more productive
because they could see and work better at night.
I hope this will help u