I believe to reboot is to reset. Its the act of resetting, or starting up a computer again.
Answer:
I know about .sb3, and it similar to .sb2
that might be your answer.
Explanation:
jpeg is for pictures and .exls is Microsoft's excel
extension.
Answer:
B. CSS
Explanation:
CSS is a language used to format or add styling to web components like the media player. style rules such as borders, drop-shadows, filters, transformation, etc, are added using CSS. CSS stands for Cascading Style Sheets, it is the core three languages needed to create a website, CSS is used alongside HTML and JavaScript, where HTML provides structure, CSS adds styling and JavaScript adds interactivity.