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ReplyAll
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| ReplyAll alerts you before unintentionally replying all, or if you are a confidential BCC recipient of the e-mail. | 
The email wil be marked read when it is moved to a subfolder of the inbox. The subfolder is named 'test', adjust the name for your needs.
Private WithEvents Items As Outlook.Items
Private Sub Application_Startup()
  Dim Ns As Outlook.NameSpace
  Dim F As Outlook.MAPIFolder
  Set Ns = Application.GetNamespace("MAPI")
  Set F = Ns.GetDefaultFolder(olFolderInbox)
  Set F = F.Folders("test")
  Set Items = F.Items
End Sub
Private Sub Items_ItemAdd(ByVal Item As Object)
  Item.UnRead = False
  Item.Save
End Sub