A cyst is an epithelium-lined sac containing fluid or other fibrous or solid material that appears radiolucent

When dealing with the review of systems, which of the following phrases BEST supports the definition of "subjective"?

a. In the context of a review of systems, this term refers to the absence of any identifiable symptom(s) or sign(s) of discomfort b. Any method of impartially measuring a patient's symptom or sign, which can be repeated with a variety of patients and provide consistent results , such as a numeric pain scale of 1-10 c. A patient's personalized description or individualized measurement of a specific symptom, which is unique to a specific patient and may not be accurately repeated with any other patient d. Objective evidence of an illness, condition, or pathology which can be scientifically observed and quantified

Letter D is _______________ _______________, which appears more solid than cancellous bone.