Which choice is not a valid transition?

Pseudo-classes are used to _.

Which answer is an example of a type selector (also sometimes referred to as an element selector)?

Which selector is used to select the paragraph element that is a direct descendent of section?

Which statement is not true?

Which five style features are associated with the box model?

Which symbol is used to define an ID?

Which character, followed by the selector's name, is used for defining ID selectors?

What does CSS stand for?

What is the correct HTML for referring to an external style sheet?

Which contemporary web browser(s) support CSS?