It’s C. Plural. When using a word that contains an s, for example “ducks” it is more than one.
The writer should include mainly a summary of what has been covered in the narration, including all the main points and tying them together to see how they relate to each other and making conclusions about the results and observations and activities mentioned in the narrative so that the reader can see what the lessons learned are from the story or process or scientific enquiry carried out.
1Journalistic writing may show bias.
2Journalism covers both the writing of facts and the expression of opinions.
3Journalism does not include news on the radio, on television, or on the Internet.
4Journalism is the writing and gathering of information.