What can the Admin do now when using the Notification Template Editor?

Once an Admin clicks the Launch Editor button to launch the Notification Template Editor for the first time, the content is populated from the default notification template to the new editor format.

What can the Admin do now when using the Notification Template Editor? Note: There are 2 correct answers to this question.
A . Make a change to the default template that will be reflected in the editor
B. Add HTML tags to the message body
C. Add syntax tags from the list of tags to the message body or subject lines
D. Change the text of the message directly in the editor for each locale

Answer: C,D