According to the article, why did civil rights organizers choose to incorporate songs into their movement? A because they thought it would distract people from the problems they faced in their daily lives due to discrimination B because they thought it would make the meetings more upbeat so more people would return to enjoy the festivities because they thought it would be a way to unite people with tradition and motivate them to stay strong in difficult times D because they thought it would be a way to influence people to join the movement without fording the spiritual aspect on them​