Which exercise best builds endurance? 1.pull-ups

2.swimming

3.stretching

4.crunches

What is the difference in the phisical activity requirements for achieving healt benefits and performance?

Why is it important that salads have crunch factors, color, and appropriate dressings? a. the salad will appeal to customers with varied tastes. b. it is easy to get away with poor quality ingredients. c. it is a good way to use up leftovers. d. it will give the customer something to enjoy in each bite. e. it use more products.

Why do farmer's kill animals in a mean way, don't farmer's have feeling's?