What will happen when the data of the jQuery.cache is read from an element?

• A. Unique number is retrieved as <b>elem[jQuery.expando]</b>
• B. Data is read from <b>jQuery.cache[id]</b>
• C. Unique number is retrieved as <b>elem[jQuery.expando]</b> & Data is read from <b>jQuery.cache[id]</b>
• D. None of the mentioned