Which code should be used to update an existing Visualforce page that uses standard Visualforce components so that the page matches the look and feel of Lightning Experience?

Which code should be used to update an existing Visualforce page that uses standard Visualforce components so that the page matches the look and feel of Lightning Experience?
A . <apex:page lightningStyleSheets=”true”>
B . <apex:page>
C . <apex:commandButton styleClass="slds-vf-button_brand" value="Refresh the Page">
D . apex:actionStatus

View Answer

Answer: A