how does this quotation illustrate the new approach used by some reformers to implement social change in the late 1800s and early 1900s? reformers such as riis used broadcast journalism to gather evidence that helped expose dangers in the rapidly growing cities. reformers such as riis used words and images to gather evidence that helped expose dangers in the rapidly growing cities. reformers such as riis traveled with government leaders on fact-finding missions to help expose dangers in the rapidly growing cities. reformers such as riis worked with business owners to tour factories to help expose dangers to workers in the rapidly growing cities.