In the following code for the add method for a linked queue implementation, what is the missing code?
def add(self, newItem): newNode = Node(newItem, None) if self.isEmpty(): self.front = newNode else: self.rear.next = newNode self.size += 1
A. self.rear = newNode
B. self.rear -= 1
C. self.rear.prev = None
D. self.front = self.next
Answer: A
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