Genre is the word which refers to the categorizing of fiction.
There are many types of genres when it comes to literature, which depend on the style, the theme, the general topics explored in that particular work of literature. So, here are some genres: detective, horror, gothic, romantic, sci-fi, fantasy, etc.
A report generally should not be biased, so they should not use opinions, but instead they would use facts to sway to reader.
Answer:
the second one liquid and luminous