What Is the Basic Class/interface for Every Model Observer Class

question 29

Multiple Choice

What is the basic class/interface for every model observer class?

• A) Mage_Model_Config_Observer
• B) Mage_Core_Model_Event_Observer_Abstract
• C) Mage_Core_Model_Event_Observer_Interface
• D) There is no required inheritance.
• E) Varien_Object

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Definitions:

Lateral Condyle

The outer part of the condyle, which is the round prominence at the end of a bone, most commonly referred to in the context of the knee joint.

Lesser Trochanter

A bony projection on the proximal femur, near the joint with the pelvis, serving as a site for muscle attachment.

Greater Trochanter

A prominent bony projection on the femur, near its proximal end, which serves as a site of muscle attachment.

Gluteal Tuberosity

The bony prominence on the proximal femur where some of the gluteal muscles attach.