What is the value of the following\(6\frac{1}{8} \div \left( {5\frac{1}{4} \div \frac{3}{7}of\frac{1}{2}} \right) - 8 \times \frac{2}{3} \div \frac{4}{5}of\;1\frac{2}{3}?\)

• A. \(\frac{15}{4}\)
• B. 3
• C. - 3
• D. \(-\frac{15}{4}\)