Which of the following is true of NPS $($Net Promoter Score$)?$

Which of the following is true of NPS $($Net Promoter Score$)?$

Responses to NPS questions don$$t always mimic real behavior

NPS relies on a very large $($and consistently large$)$ sample size to avoid large fluctuations

It doesn$$t always make sense to ask about recommendation behavior, meaning NPS is not always logical to ask

All of the above are true about NPS