Which organization provides a free, online HTML5 validator application to ensure that a webpage's HTML tags follow the rules for HTML5?

When a control is selected, Access outlines the control in yellow

Indicate whether the statement is true or false

Case-Based Critical Thinking QuestionsCase 6-2Aaron is developing a Web site for the dinosaur exhibit at his local science museum, and he asks for your assistance in using ActionScript 3.0 to create an input form that allows users to reserve tickets. You next explain to Aaron that when working with an input text block, setting the maximum characters to ____ allows the input box to accept an unlimited number of characters.

A. 0 B. x C. 99 D. 999