What are two possible ways to achieve this goal?

Your company deploys an Office 365 tenant.
You need to ensure that you can view service health and maintenance reports for the past seven days.
What are two possible ways to achieve this goal? Each correct answer presents a complete solution.

A.
Run the Microsoft Online Services Diagnostics and Logging (MOSDAL) Support Kit.

B.
View the service health current status page of the Office 365 admin center.

C.
View the service settings page of the Office 365 admin center.

D.
Subscribe to the Office 365 Service Health RSS Notifications feed.

Explanation:

https://support.office.com/en-us/article/View-the-status-of-your-services-932ad3ad-533c-418a-b938-6e44e8bc33b0?ui=en-US&rs=enUS&ad=US#__status_icon_descriptions
http://technet.microsoft.com/en-us/library/office-365-administration.aspx
There is a series of identical questions, same answers, but different options :
A)
View the service health current status page of the Office 365 admin center.
B)
Subscribe to the Office 365 Service Health RSS Notifications feed.
C)
View the service settings page of the Office 365 admin center.
D)
Run the Microsoft OnRamp Readiness Tool.
A)
View the service settings page of the Office 365 admin center.
B)
Subscribe to the Office 365 Service Health RSS Notifications feed.
C)
View the service health current status page of the Office 365 admin center.
D)
Run the Microsoft OnRamp Readiness Tool.