Answer:
Both excerpts are examples of science fiction, and they both describe machines that attack humans. However, the Campbell excerpt is an example of hard sci-fi because the style and narration places emphasis on the functionality and complexity of a certain technology—in this case, a rocket ship. The D excerpt is an example of social sci-fi since the purpose of the futuristic technology is not simply in its function, but more in its effect on humanity.
In the Campbell excerpt, the push of a button brings a machine to life. The function and the structure of the machine is given emphasis. In the D excerpt, the effect the machines have on people is given emphasis. One of the survivors even speaks about the machine as if it were a person.
Explanation:
