Read the passage from Act I, Scene ii carefully and then choose the correct answer.
"Beware the ides of March!"
What is the soothsayer warning Caesar to beware?
O the middle of March (March 15th)
O the weather of March
the ideas of March
O the weekends of March

[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6–9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salk’s vaccine. what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.