Question for an iterwiew starting with why, who, how

In "there will come soft rains," why does the author turn the house into a mechanical creature? a. to stress how well run the future will be b. to keep readers from realizing at the start that no humans are present c. to stress how scientific advances can create the perfect society d. to compare the present with the earlier, non-mechanical times

In the story “seventh grade” how do victor’s hopes and expectations about teresa at the beginning of the school day compare with his hopes and expectations about teresa at the end of the school day?

Which would be the most credible source for researching the effects of smoking? letter from your grandfather web page about someone’s lung cancer report prepared by a tobacco company research article in a scientific journal