BellaMeanGreen BellaMeanGreen 27-03-2018 Mathematics contestada you increase your walking speed from 1 m/s to 3 m/s in a period of 1 s. What is your acceleration? A) 2 m/s ^2 B) 3 m/s ^2 C) 5 m/s ^2 D) 4 m/s ^2