Multiple choice css How do you add a background color for all "" elements? all.h1 {background-color:#FFFFFF} h1.all {background-color:#FFFFFF} h1 {background-color:#FFFFFF} Reveal answer Fill a bubble to check yourself C Correct answer Explanation To style all elements of a type, use the element name as the selector without modifiers. The selector h1 targets all elements in the document, and the declaration sets their background color.