It influences a lot because, as the story is evolving so is the setting.
It matters because, without setting there's no story.
I believe that setting is the most important part of a story because, it tells u many things..
For Example :
TIME /PLACE /BACKGROUND OF STORY /AND WHERE SOMETHING TAKES PLACE..
in the house, park, pools, hotels, movies, Etc....
Answer: The Taliban invaded Swat Valley on October 25, 2007.
Explanation: Good luck! :D
Answer: C
Explanation: Not all the small details are needed but a basic idea of the Main Idea along with larger more important details is what really makes a good summary.
The resolution, or the moment when everything is fixed, in this story is the final sentence, when Jilly realized that she knew much more that just how to not drown the mint.
Have* this is because has* is past tense and have is more appropriate since there are multiple things you are referring too (Mercury, Venus, Earth and Mars). To be honest, these planets have a molten core.