Final answer:
(D) Ruth Ashworth Cleveland co-founded the Cleveland Chiropractic College in Kansas City alongside her husband Dr. C.S. Cleveland, Sr.
Step-by-step explanation:
The co-founder of Cleveland Chiropractic College, Kansas City, was Ruth Ashworth Cleveland.
The college, established in 1922 by Dr. C.S. Cleveland, Sr. and his wife, Ruth Ashworth Cleveland, has a rich history in health education, providing training and knowledge in chiropractic care.
Ruth played a significant role in the development and growth of the institution, cementing her legacy in the field of chiropractic education.