The AngularJS ______ is used to remove the HTML elements if the expression is set to false. If the if element is set to true, a copy of the element is added in the DOM.

The AngularJS ______ is used to remove the HTML elements if the expres

1.	The AngularJS ______ is used to remove the HTML elements if the expression is set to false. If the if element is set to true, a copy of the element is added in the DOM.
A.	ng-if directive
B.	readonly diretive
C.	ng-init directive
D.	ng-repeat.directive
Answer» B. readonly diretive