On the class blog for WRTG 3020, you can upload and attach files as long as they’re under 10mb and saved in one of the following formats, with the appropriate extension at the end of the file name (which should’ve been put there by the app that created, exported, or converted the file.)
jpg jpeg png gif doc docx ppt pptx pdf mp3 wma wav wmv mov m4v mp4 flv