When pseudonymization is used in a dataset, the data is divided into restricted access data...

Yes, when pseudonymization is used, non-identifiable data includes only nationality, whereas restricted access data includes gender, occupation, and age

No, non-identifiable data includes gender, nationality, and occupation, whereas restricted access data includes first name, last name, and age, among others

No, only anonymization can be used to divide a dataset into restricted access data and non-identifiable data