Which component should be added to the Visualforce page to display the message?

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A custom Visualforce controller calls the ApexPages,addMessage () method, but no messages are rendering on the page.

Which component should be added to the Visualforce page to display the message?
A . <apex: pageMessages />
B . <apex: pageMessage severity=”info’’/>
C . <Apex: facet name=’’ message’’/>
D . <Apex: message for=’’ info’’/>

Answer: A