The fitness training principle for working on certain skills and parts of the body to get results is known as

specificity

Explanation:

"An exercise, activity, or workout that targets a specific training need." word for word what the term means

1. entire bag, then the entire bag of calories

2. the percent of fat would be the percent of fat from the serving size, added up to the entire bag of calories

3/4. the saturated fat would be on the bag label, but im pretty sure if you take the serving size and do the math to figure it out you could find out in total the fiber, saturated fat,etc..

5. no probably not

answer; (d) braking faster then cars;