The value of \(\frac{4}{{21}} \div \frac{3}{7}\) of \(\frac{1}{2} - \frac{1}{2} \times 1\frac{2}{3} + \left( {0.\overline {89} \div 0.9\overline {8} \times 7\frac{1}{3}} \right) \div 2\frac{1}{2}\) is:

• A. \(\frac{{32}}{9}\)
• B. \(\frac{{49}}{18}\)
• C. \(\frac{{7}}{9}\)
• D. \(\frac{{25}}{18}\)