When styling a website which coding language should I use?

CSS or HTML

3.2.5 suppose that we have an estimate ahead of time of how often search keys are to be accessed in a bst, and the freedom to insert items in any order that we desire. should the keys be inserted into the tree in increasing order, decreasing order of likely frequency of access, or some other order? explain your answer.

What provides an array of buttons for quick access to commonly used commands and tools

The footer area of a web page generally houses which website feature? terms of use web page content business name or title menu headings