I'd most likely choose the American Revolution, it has a few funny details to it and it's very interesting seeing how the Americans overcame every challenge thrown at them.
I feel like this is a very important topic and still applies to our society today with the fact that segregation has ended, however many people are still racist and try to advocate for it.
The best response for the nurse would be to tell exactly how long the stimulant will take to affect his serum cholesterol serum. By which of calculating how long the stimulant takes to get to the blood stream then multiply by the patients heart beat then convert to hours