Which Microsoft portal provides information about how Microsoft cloud services comply with regulatory standard, such as International Organization for Standardization (ISO)?

A. the Microsoft Endpoint Manager admin center

B. Azure Cost Management + Billing

C. Microsoft Service Trust Portal

D. the Azure Active Directory admin center

Explanation:
The Microsoft Service Trust Portal contains details about Microsoft’s implementation of controls and processes that protect our cloud services and the customer data therein.

Reference:
https://docs.microsoft.com/en-us/microsoft-365/compliance/get-started-with-service-trust-portal?view=o365-worldwide