Which of the following BEST describes the exercise principle of specificity? A. maintaining a challenging workout
B. establishing a regular exercise schedule
C. targeting a particular area for improvement
D. shifting the types of exercises in a workout
Please select the best answer from the choices provided.

Adebate between dietitian and nutritionist the difference between certification and licensing within these two professions

[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.

We can be sure that a mole of table sugar and a mole of vitamin c are equal in their