This question is based on the following passage. both greta and fred were on the bus that arrived in pittsburgh. fred was glad to be home. he looked forward to visiting with old friends. greta, on the other hand, dreaded seeing her old boyfriend. she already missed her days in new york city. which one of the following phrases indicates that a contrast is being made? a. on the other hand b. both greta and fred c. looked forward d. already missed

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. walking is a difficult and safe exercise for beginners. walking is an easy and safe exercise for beginners. walking is a boring and dangerous form of exercise. walking is an exciting and very effective form of exercise.