Which most fully identifies the central idea of this source? a) the most devoted and successful social reformer of the progressive movement was jane addams. b) if not for jane addams, many people in chicago and surrounding areas would have suffered greatly. c) jane addams made significant contributions to the betterment of people in her country and abroad. d) jane addams was unable to finish her medical studies, but her impact on the lives of others resulted in a great honor in 1931.