Question: What does this code print (unless it produces an error)? b = a= [1, 2] [] b.append(a) a.append(3) print (b) O [1, 2, 3]

What does this code print (unless it produces an error)? b =

What does this code print (unless it produces an error)? b = a= [1, 2] [] b.append(a) a.append(3) print (b) O [1, 2, 3] O An error occurs O [3] O [[1,2,3]] O [1,2]

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