Question: Your supervisor asks you to create a machine learning system that will help your human resources department classify jobs applicants into well-defined groups. What type of system are you more likely to recommend?

1. an unsupervised machine learning system that clusters together the best candidates.
2. you would not recommend a machine learning system for this type of project.
3. a deep learning artificial neural network that relies on petabytes of employment data.
4. a supervised machine learning system that classifies applicants into existing groups.

Answer: The correct answer of the above question is Option D:a supervised machine learning system that classifies applicants into existing groups.