Which of the Following Actions Must Be Taken to Add

question 61

Multiple Choice

Which of the following actions must be taken to add a node X at the beginning of a doubly-linked list?
I Update the next reference in the node before the position where X will be placed
II Update the previous reference in the node after the position where X will be placed
III Update the list's first reference

• A) I
• B) II
• C) I and II
• D) II and III