5. walking is not the most exciting form of exercise a person can take on for fitness. yet it is low impact and requires no fancy equipment. that makes walking a simple activity for those new to exercise. walking is less likely than other exercises to cause injury to leg tendons and muscles. all it requires is a good pair of sneakers-no cables, stylish outfits, or weights required. of course, a person could increase the benefit of a workout by adding weights or speed walking.
identify the main idea of this paragraph. (5 points)
a) walking is a difficult and safe exercise for beginners.
b) walking is an easy and safe exercise for beginners.
c) walking is a boring and dangerous form of exercise.
d) walking is an exciting and very effective form of exercise.