You are almost finished updating a Website. As part of the update, you have converted all pages from HTML 4.0 to HTML5. The project is currently on schedule. However, your project manager has been asked by the accounting team manager to justify a day of time spent validating the site's HTML5 pages. The accounting team manager does not have technical knowledge of the Internet or the Web. Which is the most appropriate explanation to provide to the accounting team manager?a. The team needs to verify that the site will appear as expected in as many browsers as possible. b. We need to verify that the HTML5 in the pages conforms to W3C standards. c. Customers may have problems downloading the page, and one of those problems might involve improperly closed tags. d. Improper declarations will cause problems, and they need to be verified via HTTP.