[单选题]
Which of the following salts woknb/;yb*r00ececlb p 0 j/w2luld form cocl)bvyyjbnys 01o+lfx7;i-,o zc;1b loured solutions when dissolved in waty+;0jbc bz1y-lsboy)l; c1vix n7,f oer?
I. $CuCl_2$
II. $ScCl_2$
III. $ZnCl_2$
A. $I$ only
B. $I$ and $II$ only
C. $I$ and $III$ only
D. $I$, $II$, and $III$