If content is unreadable, in what category does the Accessibility Checker place this issue?

Any file that starts a program is knowns as a(n) ________ file

Fill in the blank(s) with correct word

Case-Based Critical Thinking QuestionsCase 1-2John is trying to increase traffic through the Web site he created. He also would like to validate the code he developed. He posted several questions he had on one of the online forums and got clear answers from professional Web developers.What must John do to anticipate how users might enter the keywords?

A. Include as many different keywords as possible. B. Put all metadata at the very top of the page, right after the tag. C. Include common misspellings and a variety of capitalization options. D. Contact the most popular search engines.