Which nutrient is vital for building tissue, muscles, and bones? A) Vitamins
B) Minerals
C) Carbohydrates
D) Water

[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.

Jason pressures emmanuel to be a gang member. which choice is the best way emmanuel can respond? tell jason he is not interested in joining. ignore jason and brush off what he says. lighten the mood by changing the subject. keep quiet and continue listening to jason.

North americans value straightforwardness and are suspicious of evasiveness. these traits identify the cultural dimension of a. individualism. b. time orientation. c. communication style. d. power distance.