2. In the linked structure implementation of list, which of the following statements can add a new node pointed by new_node at the head of the list correctly? head 203050 new_node10 new node->next = head; head = new node; B. head = new node; new node->next = head; C. new_node->next = head; head - new node; delete new node; new head = new node; D. node->next head->next; =