Take a look at the following citation:

Pew Environment Group. "Electric Cars Make the United States More Competitive." Hybrid and Electric Cars. Ed$.$ Louise I. Gerdes. Farmington Hills, MI: Greenhaven Press, $2015.$ At Issue. Rpt$.$ from "Electric Vehicles: Reducing Foreign Oil Dependence, Enhancing U$.$S$.$ Competitiveness and Decreasing Pollution." $2011.$ Opposing Viewpoints in Context. Web. $6$ Mar. $2016.$

What does the yellow highlighted date $(6$ Mar. $2016)$ tell your reader?

Date of publication of the article.

Date the web page was last updated.

The date the student accessed the web page.

The date the student added this information to her research paper.