Maurice wants to create a variable to store the name of the second-best taco place. Maurice writes the line of code as 2ndtaco = “Tio Dan’s” but gets an error message. What is the problem with Maurice’s code?

You are almost finished updating a web site. 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 marketing team manager to justify a day of time spent validating the site's html5 pages. the marketing team manager does not have technical knowledge of the internet or the web. which is the most appropriate explanation to provide to the marketing team manager?