Center for disease control, national institute of health, occupational safety and health administrations.
Answer:
C.
Explanation:
They provide fiber, protein, B vitamins, because they're plant foods, they are cholesterol free as well
Answer:
d. method of studying
Explanation:
independent variables are what affects the dependent variable. the outcome that you are looking for (test performance) is the dependent variable. what affects the test performance is the change in method of studying, so that is the independent variable.