Respuesta :
i think in text citation is used to accredit other researchers.it makes it easier for your audience to find the source of your information.
The third alternative is correct (C).
The importance of citations in the text are given for two reasons. The first is for your reader to have access, if you want, to the original source to confirm what was said or to delve into the subject. In addition, it is important to cite the author of the idea that is in his text, as a matter of copyright on intellectual production. Placing a perceptible idea to another without quote, can incur plagiarism, which is a crime of appropriating the intellectual production of another person.