What type or weights should you not use if your goals to build muscle mass?
a. free weights
b. weight machines
c. high intensity (heavy weights)
d. low intensity (lighter weights)

The type of weights you should NOT use if your goals is to build muscle mass is low intensity ( lighter weights). The correct answer is D. 

1. b vitamins2. vitamin k3. vitamin d4. examples are walnuts, seeds, tofu5.  total fat, saturated fat, trans fat, cholesterol, sodium, total carbohydrate, dietary fiber, sugars, protein, vitamin a, vitamin c, calcium, and iron.6. 11257. they have to contain reliable information8. less than 10%  9. i didnt read the course so im not surehope that : p