Which one of the following statements is true regarding Mage_Core_Block_Text_List?
A. Mage_Core_Block_Text_List declares its own template for rendering, but the rendered template can be overridden via layout XML.
B. Child blocks of Mage_Core_Block_Text_List are always rendered alphabetically by name.
C. Mage_Core_Block_Text_List will always render all children automatically when it is rendered.
D. Mage_Core_Block_Text_List directly extends Mage_Core_Block_Template
E. In order to render, the parent block of Mage_Core_Block_Text_List must always be an output block.