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                                        | A. | Use the transition-delay, transition-property, or transition-duration properties, or the transition shorthand property. |  
                                        | B. | Define a counter-transition in the base style for an element. |  
                                        | C. | Use the transition-timing-function property. |  
                                        | D. | Use the animation-delay, animation-duration, animation-iteration-count, and animation-name properties. The animation-name value must correspond to a set of key frames defined using @keyframes. |  
                                    
                                    
                                        Answer: Option D  Explanation: 
                                             Create a basic animation.Use the animation-delay, animation-duration, animation-iteration-count, and animation-name properties. The animation-name value must correspond to a set of key frames defined using @keyframes. |