For Python's `None` value, which statements are true? Select all that apply.
Its exact type is `NoneType`.✓Bonne réponse
Every use of `None` designates the same object.✓Bonne réponse
It is the same value as the empty string.
A fresh `None` object is created each time it is written.
Explication
`None` is the sole instance of `NoneType`, and all uses of it refer to the same singleton object. An empty string and numeric zero are separate values that may be falsy, but neither is another spelling of `None`.