Answer:
Science Fiction
Explanation:
Science fiction is always about developed technology in the future and how it affects the human race or the things around it.
True, you want them to understand you as easily as possible and they will not know slang, etc. if they speak little english
Personally , I think A is the best. It has facts (less expensive, close) and it doesn’t have too much opinion. Rather than “everybody likes animals” or “my favorite animals live in the reptile house” it shows that it’s practical and fun!