Briefing Magento Knowledge

which statement is true?

Given the following XML, which statement is true?

A.
You have to modify page/html/left.phtml to display the block.

B.
You have to add <action method=”setTemplate”><file>my-files/my-block.phtml</file></action> to display the
block.

C.
The block renders in the left structural block.

D.
The block won’t be shown until you put <?php echo $this->getChildHtml(‘ left’) ?> into my-block.phtml.