Home Unit 3 CSER-TASK3. Option 1 CSER-TASK3. Option 1 By baotran129. Published on September 20, 2021. 0 Dear my friends, For Unit 3, I worked on Option1: What are other ways humans can leave traces of information with the use of technologies? Please find the sharing in the LINK Enjoy your reading. Thank you. Share this:TwitterFacebookLike this:Like Loading... + There are no comments Add yours You must log in to post a comment.