some considerations you should have of your audience would be who your audience is, is it business is it a reunion, exc. you would adjust the content to your audience by making sure it is put in a way they will understand. especially if it is a persuasive speech you want to make them believe your point of view. if your audience was president of the college you would need to change your speech to be as professional as possible.
Nature helped in both stories with the tree that absorbed tears and the pine tree that grew in the place of the boy that was sucked into the ground. The genres of both stories you could say are folk tale and lesson to be learned. There are metaphors and similes throughout both of the stories. You could say the tree that grew in place of the boy was a sign of the boy's former life. The tree that absorbed the girls tears took away all of her sadness.
People were very mad at their current government so they turned to extremist politics for an answer to their problems, hence, the Nazi Party.