Exam 77-891 Office 365
2. Communicate by using Office 365 Outlook Web Application
2.1 Manage E-mail: Reviewing and Replying
Reply to a Message
At the top of the message are the Actions.
The Actions include:
Reply (arrow left)
Reply All (double arrow left)
Forward (arrow right)
1. Try It: Reply to a Message
Select the new message in the Inbox
Click on Reply.
Keep going... 
Outlook->Message->Reply
