This woman is riding a bicycle down a hill at a constant speed and in a straight line. Which situation will change the direction of the bicycle? A. Added forces of 10 N up the hill and 30 N down the hill B. An added force of 20 N down the hill C. Added forces of 30 N up the hill and 30 N down the hill O D. An added force of 20 N to the side of the hill