Question
Complete the insert_at_beginning function for a singly linked list. Assume Node has data and next attributes. class Node:   def __init__(self, data):     self.data = data     self.next = None def insert_at_beginning(head, new_data):   new_node = Node(new_data)   _________ # Line to complete   return new_node # new_node becomes the new head
Solution
The correct answer is B
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