science fiction has many themes that relate to alien _____. a) invasions b) civilizations c) encounters d) all of the above

science fiction has many themes that relate to alien _____.

a) invasions b) civilizations c) encounters d) all of the above

Answer: d) all of the above

As its domain, the science fiction genre has multifaceted themes from extra-terrestrial beings, worlds, and interferences to name a few. Extra-planetary contacts comprise situations of detection, communication or first-run meet with alien beings, in many, many times focusing on the social and political effects of such happenings. Extra-terrestrial cultures can devote themselves to the discovery of advanced/ancient alien societies, their cultures, technologies and their consequences for the human race or even for other forms of life. In an invader role, on the other hand, the story is set when extra-terrestrial forces invade or attempt to conquer Earth or planets anew. People are concerned with whether they would be able to withstand a secure anti-alien attack. These numerous themes give science-fiction authors a lot of room for thinking and investigating both positive and negative aspects of meeting smart life forms on other planets, making these authors an integral part of the genre of science fiction