Given the following C code: atruct Node int data: struct Node prev struct Node nexts Which of the following statements deletes the node pointed by X? Assume that X points to the first node of linked list and head points to the head of linked list. a) X->prev-Xx->next; X->next-X->prev; b) Head-X->next; Head >prev-NULL; c) Head-X->prev: X->next-NULL; d) X->prev->prev - X->prev; X->next->next-X->next;

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