1. 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.

which of the following statements supports the main idea in this paragraph?

walking is boring.
walking has a low risk of injury.
walking requires sneakers in good condition.
walking is too easy for those who exercise regularly.

2. 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.

which of the following sentences comes closest to stating the main idea in this paragraph?

1 yet it is low impact and requires no fancy equipment.
2 that makes walking a simple activity for those new to exercise.
3 walking is less likely than other exercises to cause injury to leg tendons and muscles.
4 of course, a person could increase the benefit of a workout by adding weights or speed walking.

3. 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.

how does the third sentence ("that makes ") support the main idea of the paragraph?

1 it points out that walking is a good introduction to exercise for beginners.
2 it says that walking is too easy for people who have experience with exercise.
3 it points out that beginning exercisers may not like walking because it is too easy.
4 it says that walking is less costly than other activities because it needs no equipment.