Why does the author include details about the difficulty of getting fire before matches? To explain how fire was used
To explain how fire was created
To show how matches were made
To show the need for matches

so it can tell reasons and things about a character

Explanation:

from the political point of view it could be said that the candidate   is an effective speaker because she takes a strong position on the issue. it is an open discussion but probably she is making a presentation and can choose which subjects she wants to address. she is very likely to attain her aim which is to convince voters to accept her proposal.