Answer: C. Healthy care should be available to everyone.
Step-by-step explanation: An arguable claim is an idea that can be argued because it has certain arguments against it. A defensible claim is an idea that has some points in favor. So, and arguable and defensible claim is an idea that has both points against and in favor. In this case, this type of claim is represented by option C, because we can think of good and bad things about the health care being available to everyone.