fighting is not the solution. try conflict resolution.
Personally I would not because what if one was allergic to the smell of certain things. This would cause allergic reactions. I think it was unsuccessful because people already had televisions and having a “Smell-O-Vision” was the same thing but being able to smell.
Wdym??? A caption is a text below an image, so if you are talking about something else add a picture
A comma is used when you want to continue a sentence or used when creating a list
The answer would be C.
Hope this helps:)