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@PythonPr Answer: C — [1, 2, 3]. b = a creates a reference to the same list, not a copy. b.append(3) mutates the shared object, so a also reflects the change.
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@PythonPr C) [1,2,3] is the right answer
Because both list a,b are referencing the same object if we append anything in one list and same has been updated in another list.
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@PythonPr option c .
lists are mutable so its values can be modified.
i don't dig into deeper .
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