The "Sick Role" is an illustration of which social theory?

The never-ending changes made to what is considered "healthy" is an example of

What type of theorist is most likely to dispute medical professionals?

When Dorothy confronts the doctor about condescending her for being old, sick, and a woman, what type of theory is she applying?

Prior to this, Dr. Budd assumed she wasn't sick because he did not have the answer. Sophia told her to stop wearing makeup because she probably didn't look "sick enough". What kind of theory are these two applying?

Dorothy finds alliance with another doctor that believes her and refers her to one that treats her. What is this an example of?

Our ideas of "healthy" are constantly changing. Examples include changing the BMI expectations for obesity, whether eggs are good for us, and changing the food pyramid to "my plate". What is this an example of?