Which of the following statements is true of the biopsychosocial-spiritual model?
It does not attend to the objective factors in human behavior.
It can address more than one problem at a time.
It is theoretical in nature.
It cannot be used with the traditional disease model.

[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.

Justify the following statement: “diversity should exist in the workplace.”

Which one of the following causes people to go through a cycle of losing weight, gaining it back, then lose it again