You are building a Language Understanding model for an e-commerce business. You need to ensure that the model detects when utterances are outside the intended s...

You are building a Language Understanding model for an e-commerce business.
You need to ensure that the model detects when utterances are outside the intended scope of the model.
What should you do?

A. Export the model B. Add utterances to the None intent C. Create a prebuilt task entity D. Create a new model