The value of \(\left( {5\frac{1}{4} \div \frac{3}{7}of\frac{1}{2}} \right)\; \times \;\left( {5\frac{1}{4}\; \times \;\frac{3}{7} \div \frac{1}{2}} \right) \div \left( {5\frac{1}{4} \div \frac{3}{7}\; \times \;\frac{1}{2}} \right)\) is:

• A. 1/18
• B. 18
• C. 8/9
• D. 9/8