If ‘ + ’ means ‘-’, ‘ - ‘ means ‘ ÷ ’, ‘ ÷ ’ means ‘ × ‘ and ‘×’ means ‘ + ’ then what is the value of: \(\frac{{3{\rm{\;}}}}{2} \div \frac{{18}}{{17}} - \frac{9}{{34}} \times 24 + 20\)?

• A. \(\frac{4}{5}\)
• B. \(\frac{9}{{17}}\)
• C. 10
• D. 18