Final answer:
The Azure AD tenant associated with an Azure subscription cannot be changed.
Step-by-step explanation:
The correct answer is b) False.
Once an Azure subscription is associated with an Azure AD tenant, it cannot be changed. An Azure AD tenant is a dedicated, cloud-based identity and access management service provided by Microsoft.
It is important to select the correct Azure AD tenant when creating an Azure subscription, as it cannot be modified later on. Therefore, it is crucial to ensure that the appropriate Azure AD tenant is chosen at the time of subscription creation.