This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Orthopaedics
Which of the following statements about changes in articular cartilage with aging is not true - 
Select and explain. 
A. Total proteoglycan content is decreased, B. Synthesis of proteoglycans is decreased, C. Enzymatic degradation of proteoglycans is increased, D. Total water content of cartilage is decreased
C: Enzymatic degradation of proteoglycans is increased
Answer: C: Enzymatic degradation of proteoglycans is increased 
Explanation: Normal aging Vs osteoarthritic pathology of articular cartilage

Normally, many morphological changes take place as the articular cartilage undergoes aging.
Though aging is the most important risk factor for developing OA, many of the changes that occur with normal aging of articular cartilage are different from those seen in osteoarthritis.