Discuss the following below.

1. The Role of CSS in HTML

a. Advantages of Style Sheets

b. What CSS can do for a Web page

c. What you can do with CSS

d. CSS structure and syntax

e. Managing layouts, positioning and appearance

f. Incorporating multimedia

2. The purpose of different styling techniques used with CSS

3. The Missing Link

Omar works on a Web development team that just posted a site. This site contains both internal and external hyperlinks. Only three days after the site was posted to the production server, Omar found that four external hyperlinks were already invalid. To solve this problem, he checked each link manually and edited the HTML code to validate each one.