Match the following:
\begin{tabular}{|c|l|l|}
\hline
List-I (Disorder) & & List-II (Character)
\hline
A) & Myasthenia gravis & IV) Auto-immune disorder
B) & Muscular dystrophy & III) Progressive muscle degeneration
C) & Gout & I) Urate crystal deposits in joints
D) & Osteoporosis & II) Low bone density, fractures
\hline
\end{tabular}