Which of the Following Is NOT an Example of Bias

Which of the following is NOT an example of bias or prejudice in today's society?

A) Certified medical assistants are qualified to work in most ambulatory settings. 
B) Physicians of one gender may be better than the other. 
C) Hostile attitudes toward people with a different value system than one's own. 
D) People who cannot afford health care should receive less care than those who can pay for full services.