What is the expected output of the following code? x = [0, 1, 2] x.insert(0, 1) del x[1] print(sum(x))

The correct answer is B. 4. See the full explanation below for the reasoning.

Question

What is the expected output of the following code?
x = [0, 1, 2]
x.insert(0, 1)
del x[1]
print(sum(x))

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