Which class is extended to render a dropdown in admin forms?
A. Mage_Adminhtml_Block_Widget
B. Mage_Core_Block_Abstract
C. Mage_Adminhtml_Block_Abstract
D. Mage_Adminhtml_Block_Template
E. Varien Data Form Abstract
Which class is extended to render a dropdown in admin forms?
A. Mage_Adminhtml_Block_Widget
B. Mage_Core_Block_Abstract
C. Mage_Adminhtml_Block_Abstract
D. Mage_Adminhtml_Block_Template
E. Varien Data Form Abstract