They were better off. Without the discovery of the uses of fire, mankind would not be here. Fire led to the rapid increase of newer, more advanced tech, such as a sword instead of a club.
The correct answer would be : B) An important part of my life has been the people who stood by me.
I hope that this helps you !
what did who imply? and what are you talking about?
Noun(person place or thing) - new york
Adjective(describing word) - delicious