1. Write paragraph on each giving a brief history and background on the system and make a recommendation on which one of the three would be best to use with the personnel at your work and why. If you are not currently working, you can base it on a company you used to work at or a well-known company you would like to work at in the future.

part a, needs to write paragraph for each of the tool, including history and background. Also, we need to suggest one of these tools for a personnel.