User talk:Mad jack16

February 2018
Hello, I'm CASSIOPEIA. I wanted to let you know that I reverted one of your recent contributions —the one you made with this edit to List of countries by infant and under-five mortality rates— because it did not appear constructive. If you would like to experiment, please use the sandbox. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks.  CASSIOPEIA(talk) 17:05, 9 February 2018 (UTC)