What is the difference between questions of law and questions of fact and who decides each

What should you do when making a personal appeal to a procrastinator to change his/her work habits? a. use examples of how you were able to overcome procrastination to convince him/her to change. b. relay information you have heard from co-workers. c. do not give any personal information. d. explain how you have been personally impacted by his/her procrastination.