Correct Answer: CONSTRUCTOR : PHP allows developers to declare constructor methods for classes Classes which have a constructor method call this method on each newly-created object, so it is suitable for any initialization that the object may need before it is used DESTRUCTORS : PHP 5 introduces a destructor concept similar to that of other object-oriented languages, such as C++ The destructor method will be called as soon as all references to a particular object are removed or when the object is explicitly destroyed or in any order in shutdown sequence