As Discussed Your Textbook, What Does "SEO" Stand For

As discussed your textbook, what does "SEO" stand for?

A) Search-Engine Optimization - Public relations practitioners use SEO to make sure that their organization's website comes up when stakeholders search for the company online.
B) Search-Engine Organization - Public relations practitioners must work with their company's IT department to organize the search engines available to employees on their office computers.
C) Suspicious Employee-Operatives - To enhance internal communication, public relations practitioners monitor the emails of suspicious employees, using technology to restrict employees' privacy.
D) Super-Excited Officials - This is what all public relations practitioners need for a successful news conference.
E) Standard Ethical Operations - These are guidelines for the ethical practice of public relations in a specific organization.A