Write the equivalent fractions represented by the shaded portions of the figures.

• A.  \[\frac{2}{10}=\frac{3}{5}\]
• B.  \[\frac{6}{15}=\frac{2}{5}\]
• C.  \[\frac{6}{10}=\frac{2}{5}\]
• D.  \[\frac{3}{10}=\frac{1}{5}\]