1 Use water cooler
2 Avoid single use drink container for guests
3 Bring lunches in reusable containers
4 Paper waste reduction
take paperless notes
5 Use both sides of paper while printing, coping and writing
The reflexive documentary mode focuses on the relationship between the filmmaker and the audience. While expository documentaries set up a specific point of view or argument about a subject and a narrator often speaks directly to the viewer.
Virtual Assistants can be useful. Blind people can use them to be informed, browse the web, and learn new facts. They can make tasks quicker too. They can control things like your heater or air conditioner. But if one were to malfunction, it could take lives.
I would say the answer is b, but ⟟ might be wrong