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4 1 pola Mark the answer that fixes the following implementation: classident public itudeul string name (this name-name: string generen name private string same template <class Item class satu Item public martPeiten y STLL) pr to delete ptr 1 Item& operater o return tr> 2: int martiap pel new into - 26 coat trec endl Prstudents to studenten cout ptr2get_name <eadl; return Add the following line to the main() function: delete aptr © Ada the following line to 'smartPtr class definition: Item operator - return Add the following line to the main) function: delete pt The implementation is correct 0 Add the following line to 'smartPtr class definition: Hea operater retro