Which one of the following statements describes a characteristic of role assignment?

Which one of the following statements describes a characteristic of role assignment?
A . Roles can contain other roles, when you are assigned a role, you inherit all the roles within that role
B . Users can click on the Personalize Role feature to try different roles
C . A role is granted to a user by the System Administrator
D . Each user has a role in the ServiceNow platform

Answer: A