It is web design course. Please help me to check if these answers are correct, if not, please attach the answers. Thank you.

Case-Based Critical Thinking Question - Multimedia 5pts Lu maintains a website for the local bicycle coalition, a nonprofit organization that she works with. She wants to add video of a recent bike safety class to the site. 1. Lu wants users' browsers to display their own default controls to the video element. To do this she adds the B Baso attribute. A. buttons B. controls C. default D. play 2. What type of attribute is the recording below illustrates? Answer:_video with control 4pts 3. In web design, utilizing multimedia MPEG-4 files use the extension(s) ___.4pts A.. mp4 B. . m4v C. D. Neither A nor B. Case-Based Critical Thinking Question - JavaScript 5pts 2 addaxeating( ) ; 4. Look at the java code, what is the responsibility of the line of code labeled with the number 2? C A. function call B. event listener D. conditional statement 5.In the JavaScript/HTML code below, what is the result that will show below 4pps user = "Alpha"; alert ("Welcome" + user) ; Script > 6. In Java, The