The student is quoting from the article "Surveillance: Taking It Downtown" by Brennan David, published on March 28, 2010, in the newspaper Columbia Daily Tribune. The student accessed the article on the Web on June 9, 2010.

a)David, Brennan. "Surveillance: Taking It Downtown."Columbia Daily Tribune, 28 Mar. 2010, -downtown/article_d9197f56-2331-5d7 f-9894-03efb04fe7b8.html. Accessed 9 June 2010.

b)David, Brennan. "Surveillance: Taking It Downtown." Columbia Daily Tribune,28 Mar. 2010, Web. 9 June 2010.

A). David, Brennan. "Surveillance: Taking It Downtown."Columbia Daily Tribune, 28 Mar. 2010, -downtown/article_d9197f56-2331-5d7f-9894-03efb04fe7b8.html. Accessed 9 June 2010.

Explanation:

Citation is one of the most crucial aspects of the writing process to display the references to the sources that have been used in the work. It allows the authors to not only support the validity of their claim but also to establish its credibility.

As per the question, a web article in MLA format adopts is cited in the given format:

'The Author's name, name of the article in quotes, title or heading of the web magazine, name of the publication, date of publication, URL, and lastly, the access date.'

Since Option A correctly follows this format, this is the answer.

a. it reminds protestors of the reasons they have to protest.