The value of \(\frac{(\frac{2}{5})^2-(\frac{3}{10})^2}{\frac{3}{10}} \) of \(\frac{5}{42} \times [6 - (2 \frac{3}{4} - \frac{11}{12})]\) is:

• A. \(45 \over 216\)
• B. \(25 \over 216\)
• C. \(35 \over 96\)
• D. \(42 \over 119\)