Question: This code is executed using Python Tutor: def add_one(x): x = x+1 return x y = add_one(3) print(y) How many variables named x and

This code is executed using Python Tutor: def add_one(x): x = x+1 return x y = add_one(3) print(y) How many variables named x and y appear in the memory model just before the printly) statement is executed?

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